Home / 977,422.50-1,348,843.08-595,449

Finding the Fourth Proportional to 977,422.50, 1,348,843.08 and 595,449

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Solution

The fourth proportional to 977,422.50, 1,348,843.08 and 595,449 is: 821,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,422.50 : 1,348,843.08 = 595,449 : x
  2. Step 2: Convert to fraction form
    977,422.50/1,348,843.08 = 595,449/x
  3. Step 3: Cross multiply
    977,422.50x = 1,348,843.08 × 595,449
  4. Step 4: Simplify right side
    977,422.50x = 803,167,263,142.92
  5. Step 5: Solve for x
    x = 803,167,263,142.92/977,422.50
  6. Step 6: Final answer
    x = 821,719.64

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.