Home / 676,474.87-1,013,831.02-376,943.35

Finding the Fourth Proportional to 676,474.87, 1,013,831.02 and 376,943.35

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Solution

The fourth proportional to 676,474.87, 1,013,831.02 and 376,943.35 is: 564,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,474.87 : 1,013,831.02 = 376,943.35 : x
  2. Step 2: Convert to fraction form
    676,474.87/1,013,831.02 = 376,943.35/x
  3. Step 3: Cross multiply
    676,474.87x = 1,013,831.02 × 376,943.35
  4. Step 4: Simplify right side
    676,474.87x = 382,156,861,012.72
  5. Step 5: Solve for x
    x = 382,156,861,012.72/676,474.87
  6. Step 6: Final answer
    x = 564,923.96

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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.