Home / 551,371.20-826,619.40-302,053.20

Finding the Fourth Proportional to 551,371.20, 826,619.40 and 302,053.20

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Solution

The fourth proportional to 551,371.20, 826,619.40 and 302,053.20 is: 452,840.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,371.20 : 826,619.40 = 302,053.20 : x
  2. Step 2: Convert to fraction form
    551,371.20/826,619.40 = 302,053.20/x
  3. Step 3: Cross multiply
    551,371.20x = 826,619.40 × 302,053.20
  4. Step 4: Simplify right side
    551,371.20x = 249,683,034,952.08
  5. Step 5: Solve for x
    x = 249,683,034,952.08/551,371.20
  6. Step 6: Final answer
    x = 452,840.18

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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.