Home / 807,025.80-1,207,428.30-527,089.80

Finding the Fourth Proportional to 807,025.80, 1,207,428.30 and 527,089.80

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Solution

The fourth proportional to 807,025.80, 1,207,428.30 and 527,089.80 is: 788,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,025.80 : 1,207,428.30 = 527,089.80 : x
  2. Step 2: Convert to fraction form
    807,025.80/1,207,428.30 = 527,089.80/x
  3. Step 3: Cross multiply
    807,025.80x = 1,207,428.30 × 527,089.80
  4. Step 4: Simplify right side
    807,025.80x = 636,423,141,161.34
  5. Step 5: Solve for x
    x = 636,423,141,161.34/807,025.80
  6. Step 6: Final answer
    x = 788,603.22

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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.