Home / 551,377.20-826,628.40-302,059.20

Finding the Fourth Proportional to 551,377.20, 826,628.40 and 302,059.20

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Solution

The fourth proportional to 551,377.20, 826,628.40 and 302,059.20 is: 452,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,377.20 : 826,628.40 = 302,059.20 : x
  2. Step 2: Convert to fraction form
    551,377.20/826,628.40 = 302,059.20/x
  3. Step 3: Cross multiply
    551,377.20x = 826,628.40 × 302,059.20
  4. Step 4: Simplify right side
    551,377.20x = 249,690,713,201.28
  5. Step 5: Solve for x
    x = 249,690,713,201.28/551,377.20
  6. Step 6: Final answer
    x = 452,849.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.