Home / 476,549.98-657,698.28-272,572.66

Finding the Fourth Proportional to 476,549.98, 657,698.28 and 272,572.66

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Solution

The fourth proportional to 476,549.98, 657,698.28 and 272,572.66 is: 376,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,549.98 : 657,698.28 = 272,572.66 : x
  2. Step 2: Convert to fraction form
    476,549.98/657,698.28 = 272,572.66/x
  3. Step 3: Cross multiply
    476,549.98x = 657,698.28 × 272,572.66
  4. Step 4: Simplify right side
    476,549.98x = 179,270,569,657.03
  5. Step 5: Solve for x
    x = 179,270,569,657.03/476,549.98
  6. Step 6: Final answer
    x = 376,184.19

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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.