Home / 459,043.59-688,564.02-122,083.95

Finding the Fourth Proportional to 459,043.59, 688,564.02 and 122,083.95

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Solution

The fourth proportional to 459,043.59, 688,564.02 and 122,083.95 is: 183,125.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,043.59 : 688,564.02 = 122,083.95 : x
  2. Step 2: Convert to fraction form
    459,043.59/688,564.02 = 122,083.95/x
  3. Step 3: Cross multiply
    459,043.59x = 688,564.02 × 122,083.95
  4. Step 4: Simplify right side
    459,043.59x = 84,062,615,389.48
  5. Step 5: Solve for x
    x = 84,062,615,389.48/459,043.59
  6. Step 6: Final answer
    x = 183,125.56

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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.