Home / 424,678.32-586,080.27-243,420.39

Finding the Fourth Proportional to 424,678.32, 586,080.27 and 243,420.39

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Solution

The fourth proportional to 424,678.32, 586,080.27 and 243,420.39 is: 335,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,678.32 : 586,080.27 = 243,420.39 : x
  2. Step 2: Convert to fraction form
    424,678.32/586,080.27 = 243,420.39/x
  3. Step 3: Cross multiply
    424,678.32x = 586,080.27 × 243,420.39
  4. Step 4: Simplify right side
    424,678.32x = 142,663,887,894.71
  5. Step 5: Solve for x
    x = 142,663,887,894.71/424,678.32
  6. Step 6: Final answer
    x = 335,934.00

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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.