Home / 424,675.25-586,076.09-243,417.39

Finding the Fourth Proportional to 424,675.25, 586,076.09 and 243,417.39

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Solution

The fourth proportional to 424,675.25, 586,076.09 and 243,417.39 is: 335,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,675.25 : 586,076.09 = 243,417.39 : x
  2. Step 2: Convert to fraction form
    424,675.25/586,076.09 = 243,417.39/x
  3. Step 3: Cross multiply
    424,675.25x = 586,076.09 × 243,417.39
  4. Step 4: Simplify right side
    424,675.25x = 142,661,112,169.21
  5. Step 5: Solve for x
    x = 142,661,112,169.21/424,675.25
  6. Step 6: Final answer
    x = 335,929.90

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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.