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Finding the Fourth Proportional to 501,551.90, 752,384.93 and 181,854.32

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Solution

The fourth proportional to 501,551.90, 752,384.93 and 181,854.32 is: 272,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,551.90 : 752,384.93 = 181,854.32 : x
  2. Step 2: Convert to fraction form
    501,551.90/752,384.93 = 181,854.32/x
  3. Step 3: Cross multiply
    501,551.90x = 752,384.93 × 181,854.32
  4. Step 4: Simplify right side
    501,551.90x = 136,824,449,823.40
  5. Step 5: Solve for x
    x = 136,824,449,823.40/501,551.90
  6. Step 6: Final answer
    x = 272,802.18

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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.