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Finding the Fourth Proportional to 532,851.90, 801,246.15 and 446,246.70

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Solution

The fourth proportional to 532,851.90, 801,246.15 and 446,246.70 is: 671,018.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,851.90 : 801,246.15 = 446,246.70 : x
  2. Step 2: Convert to fraction form
    532,851.90/801,246.15 = 446,246.70/x
  3. Step 3: Cross multiply
    532,851.90x = 801,246.15 × 446,246.70
  4. Step 4: Simplify right side
    532,851.90x = 357,553,450,325.21
  5. Step 5: Solve for x
    x = 357,553,450,325.21/532,851.90
  6. Step 6: Final answer
    x = 671,018.44

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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.