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Finding the Fourth Proportional to 453,011.22, 625,162.62 and 249,071.04

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Solution

The fourth proportional to 453,011.22, 625,162.62 and 249,071.04 is: 343,721.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,011.22 : 625,162.62 = 249,071.04 : x
  2. Step 2: Convert to fraction form
    453,011.22/625,162.62 = 249,071.04/x
  3. Step 3: Cross multiply
    453,011.22x = 625,162.62 × 249,071.04
  4. Step 4: Simplify right side
    453,011.22x = 155,709,903,932.53
  5. Step 5: Solve for x
    x = 155,709,903,932.53/453,011.22
  6. Step 6: Final answer
    x = 343,721.96

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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.