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Finding the Fourth Proportional to 452,212.52, 624,055.68 and 282,545.04

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Solution

The fourth proportional to 452,212.52, 624,055.68 and 282,545.04 is: 389,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,212.52 : 624,055.68 = 282,545.04 : x
  2. Step 2: Convert to fraction form
    452,212.52/624,055.68 = 282,545.04/x
  3. Step 3: Cross multiply
    452,212.52x = 624,055.68 × 282,545.04
  4. Step 4: Simplify right side
    452,212.52x = 176,323,837,067.83
  5. Step 5: Solve for x
    x = 176,323,837,067.83/452,212.52
  6. Step 6: Final answer
    x = 389,913.66

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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.