Home / 762,291.46-1,143,203.10-527,145.22

Finding the Fourth Proportional to 762,291.46, 1,143,203.10 and 527,145.22

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Solution

The fourth proportional to 762,291.46, 1,143,203.10 and 527,145.22 is: 790,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,291.46 : 1,143,203.10 = 527,145.22 : x
  2. Step 2: Convert to fraction form
    762,291.46/1,143,203.10 = 527,145.22/x
  3. Step 3: Cross multiply
    762,291.46x = 1,143,203.10 × 527,145.22
  4. Step 4: Simplify right side
    762,291.46x = 602,634,049,654.18
  5. Step 5: Solve for x
    x = 602,634,049,654.18/762,291.46
  6. Step 6: Final answer
    x = 790,555.95

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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.