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Finding the Fourth Proportional to 453,285.79, 625,535.63 and 249,357.59

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Solution

The fourth proportional to 453,285.79, 625,535.63 and 249,357.59 is: 344,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,285.79 : 625,535.63 = 249,357.59 : x
  2. Step 2: Convert to fraction form
    453,285.79/625,535.63 = 249,357.59/x
  3. Step 3: Cross multiply
    453,285.79x = 625,535.63 × 249,357.59
  4. Step 4: Simplify right side
    453,285.79x = 155,982,056,062.32
  5. Step 5: Solve for x
    x = 155,982,056,062.32/453,285.79
  6. Step 6: Final answer
    x = 344,114.16

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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.