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Finding the Fourth Proportional to 510,068.10, 763,352.55 and 468,077.70

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Solution

The fourth proportional to 510,068.10, 763,352.55 and 468,077.70 is: 700,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,068.10 : 763,352.55 = 468,077.70 : x
  2. Step 2: Convert to fraction form
    510,068.10/763,352.55 = 468,077.70/x
  3. Step 3: Cross multiply
    510,068.10x = 763,352.55 × 468,077.70
  4. Step 4: Simplify right side
    510,068.10x = 357,308,305,893.14
  5. Step 5: Solve for x
    x = 357,308,305,893.14/510,068.10
  6. Step 6: Final answer
    x = 700,510.98

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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.