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Finding the Fourth Proportional to 587,417.94, 881,127.76 and 144,185.94

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Solution

The fourth proportional to 587,417.94, 881,127.76 and 144,185.94 is: 216,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,417.94 : 881,127.76 = 144,185.94 : x
  2. Step 2: Convert to fraction form
    587,417.94/881,127.76 = 144,185.94/x
  3. Step 3: Cross multiply
    587,417.94x = 881,127.76 × 144,185.94
  4. Step 4: Simplify right side
    587,417.94x = 127,046,234,335.69
  5. Step 5: Solve for x
    x = 127,046,234,335.69/587,417.94
  6. Step 6: Final answer
    x = 216,279.12

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1.5x scale

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.