Home / 572,589.40-858,884.10-335,810.20

Finding the Fourth Proportional to 572,589.40, 858,884.10 and 335,810.20

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Solution

The fourth proportional to 572,589.40, 858,884.10 and 335,810.20 is: 503,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,589.40 : 858,884.10 = 335,810.20 : x
  2. Step 2: Convert to fraction form
    572,589.40/858,884.10 = 335,810.20/x
  3. Step 3: Cross multiply
    572,589.40x = 858,884.10 × 335,810.20
  4. Step 4: Simplify right side
    572,589.40x = 288,422,041,397.82
  5. Step 5: Solve for x
    x = 288,422,041,397.82/572,589.40
  6. Step 6: Final answer
    x = 503,715.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.