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Finding the Fourth Proportional to 453,248.65, 625,484.39 and 249,320.46

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Solution

The fourth proportional to 453,248.65, 625,484.39 and 249,320.46 is: 344,062.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,248.65 : 625,484.39 = 249,320.46 : x
  2. Step 2: Convert to fraction form
    453,248.65/625,484.39 = 249,320.46/x
  3. Step 3: Cross multiply
    453,248.65x = 625,484.39 × 249,320.46
  4. Step 4: Simplify right side
    453,248.65x = 155,946,056,936.58
  5. Step 5: Solve for x
    x = 155,946,056,936.58/453,248.65
  6. Step 6: Final answer
    x = 344,062.93

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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.