Home / 878,069.68-1,316,159.62-574,349.45

Finding the Fourth Proportional to 878,069.68, 1,316,159.62 and 574,349.45

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Solution

The fourth proportional to 878,069.68, 1,316,159.62 and 574,349.45 is: 860,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,069.68 : 1,316,159.62 = 574,349.45 : x
  2. Step 2: Convert to fraction form
    878,069.68/1,316,159.62 = 574,349.45/x
  3. Step 3: Cross multiply
    878,069.68x = 1,316,159.62 × 574,349.45
  4. Step 4: Simplify right side
    878,069.68x = 755,935,545,842.54
  5. Step 5: Solve for x
    x = 755,935,545,842.54/878,069.68
  6. Step 6: Final answer
    x = 860,906.10

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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.