Home / 849,417.92-1,272,726.48-493,432.64

Finding the Fourth Proportional to 849,417.92, 1,272,726.48 and 493,432.64

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Solution

The fourth proportional to 849,417.92, 1,272,726.48 and 493,432.64 is: 739,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,417.92 : 1,272,726.48 = 493,432.64 : x
  2. Step 2: Convert to fraction form
    849,417.92/1,272,726.48 = 493,432.64/x
  3. Step 3: Cross multiply
    849,417.92x = 1,272,726.48 × 493,432.64
  4. Step 4: Simplify right side
    849,417.92x = 628,004,787,024.31
  5. Step 5: Solve for x
    x = 628,004,787,024.31/849,417.92
  6. Step 6: Final answer
    x = 739,335.46

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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.