Home / 546,625.20-819,937.80-472,897.20

Finding the Fourth Proportional to 546,625.20, 819,937.80 and 472,897.20

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Solution

The fourth proportional to 546,625.20, 819,937.80 and 472,897.20 is: 709,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,625.20 : 819,937.80 = 472,897.20 : x
  2. Step 2: Convert to fraction form
    546,625.20/819,937.80 = 472,897.20/x
  3. Step 3: Cross multiply
    546,625.20x = 819,937.80 × 472,897.20
  4. Step 4: Simplify right side
    546,625.20x = 387,746,289,794.16
  5. Step 5: Solve for x
    x = 387,746,289,794.16/546,625.20
  6. Step 6: Final answer
    x = 709,345.80

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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.