Home / 810,294.76-1,215,501.24-277,811.28

Finding the Fourth Proportional to 810,294.76, 1,215,501.24 and 277,811.28

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Solution

The fourth proportional to 810,294.76, 1,215,501.24 and 277,811.28 is: 416,737.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,294.76 : 1,215,501.24 = 277,811.28 : x
  2. Step 2: Convert to fraction form
    810,294.76/1,215,501.24 = 277,811.28/x
  3. Step 3: Cross multiply
    810,294.76x = 1,215,501.24 × 277,811.28
  4. Step 4: Simplify right side
    810,294.76x = 337,679,955,325.99
  5. Step 5: Solve for x
    x = 337,679,955,325.99/810,294.76
  6. Step 6: Final answer
    x = 416,737.18

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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.