Home / 1,050.10-1,574.55-433.08

Finding the Fourth Proportional to 1,050.10, 1,574.55 and 433.08

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Solution

The fourth proportional to 1,050.10, 1,574.55 and 433.08 is: 649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.10 : 1,574.55 = 433.08 : x
  2. Step 2: Convert to fraction form
    1,050.10/1,574.55 = 433.08/x
  3. Step 3: Cross multiply
    1,050.10x = 1,574.55 × 433.08
  4. Step 4: Simplify right side
    1,050.10x = 681,898.24
  5. Step 5: Solve for x
    x = 681,898.24/1,050.10
  6. Step 6: Final answer
    x = 649.37

Related Problems

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Half scale
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Double scale
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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.