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Finding the Fourth Proportional to 453,360.18, 625,628.34 and 249,399.18

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Solution

The fourth proportional to 453,360.18, 625,628.34 and 249,399.18 is: 344,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,360.18 : 625,628.34 = 249,399.18 : x
  2. Step 2: Convert to fraction form
    453,360.18/625,628.34 = 249,399.18/x
  3. Step 3: Cross multiply
    453,360.18x = 625,628.34 × 249,399.18
  4. Step 4: Simplify right side
    453,360.18x = 156,031,194,980.76
  5. Step 5: Solve for x
    x = 156,031,194,980.76/453,360.18
  6. Step 6: Final answer
    x = 344,166.08

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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.