Home / 877,573.73-1,316,943.79-498,493.73

Finding the Fourth Proportional to 877,573.73, 1,316,943.79 and 498,493.73

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Solution

The fourth proportional to 877,573.73, 1,316,943.79 and 498,493.73 is: 748,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,573.73 : 1,316,943.79 = 498,493.73 : x
  2. Step 2: Convert to fraction form
    877,573.73/1,316,943.79 = 498,493.73/x
  3. Step 3: Cross multiply
    877,573.73x = 1,316,943.79 × 498,493.73
  4. Step 4: Simplify right side
    877,573.73x = 656,488,214,246.48
  5. Step 5: Solve for x
    x = 656,488,214,246.48/877,573.73
  6. Step 6: Final answer
    x = 748,071.87

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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.