Home / 862,442.59-1,292,233.74-524,460.87

Finding the Fourth Proportional to 862,442.59, 1,292,233.74 and 524,460.87

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Solution

The fourth proportional to 862,442.59, 1,292,233.74 and 524,460.87 is: 785,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,442.59 : 1,292,233.74 = 524,460.87 : x
  2. Step 2: Convert to fraction form
    862,442.59/1,292,233.74 = 524,460.87/x
  3. Step 3: Cross multiply
    862,442.59x = 1,292,233.74 × 524,460.87
  4. Step 4: Simplify right side
    862,442.59x = 677,726,028,901.45
  5. Step 5: Solve for x
    x = 677,726,028,901.45/862,442.59
  6. Step 6: Final answer
    x = 785,821.62

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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.