Home / 426,569.10-588,700.17-245,339.70

Finding the Fourth Proportional to 426,569.10, 588,700.17 and 245,339.70

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Solution

The fourth proportional to 426,569.10, 588,700.17 and 245,339.70 is: 338,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,569.10 : 588,700.17 = 245,339.70 : x
  2. Step 2: Convert to fraction form
    426,569.10/588,700.17 = 245,339.70/x
  3. Step 3: Cross multiply
    426,569.10x = 588,700.17 × 245,339.70
  4. Step 4: Simplify right side
    426,569.10x = 144,431,523,097.75
  5. Step 5: Solve for x
    x = 144,431,523,097.75/426,569.10
  6. Step 6: Final answer
    x = 338,588.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.