Home / 424,241.04-636,194.80-154,305.10

Finding the Fourth Proportional to 424,241.04, 636,194.80 and 154,305.10

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Solution

The fourth proportional to 424,241.04, 636,194.80 and 154,305.10 is: 231,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,241.04 : 636,194.80 = 154,305.10 : x
  2. Step 2: Convert to fraction form
    424,241.04/636,194.80 = 154,305.10/x
  3. Step 3: Cross multiply
    424,241.04x = 636,194.80 × 154,305.10
  4. Step 4: Simplify right side
    424,241.04x = 98,168,103,221.60
  5. Step 5: Solve for x
    x = 98,168,103,221.60/424,241.04
  6. Step 6: Final answer
    x = 231,397.00

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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.