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Finding the Fourth Proportional to 529,483.98, 730,794.17 and 314,582.68

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Solution

The fourth proportional to 529,483.98, 730,794.17 and 314,582.68 is: 434,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,483.98 : 730,794.17 = 314,582.68 : x
  2. Step 2: Convert to fraction form
    529,483.98/730,794.17 = 314,582.68/x
  3. Step 3: Cross multiply
    529,483.98x = 730,794.17 × 314,582.68
  4. Step 4: Simplify right side
    529,483.98x = 229,895,187,486.45
  5. Step 5: Solve for x
    x = 229,895,187,486.45/529,483.98
  6. Step 6: Final answer
    x = 434,187.24

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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.