Home / 834,868.71-1,152,119.07-472,284.90

Finding the Fourth Proportional to 834,868.71, 1,152,119.07 and 472,284.90

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Solution

The fourth proportional to 834,868.71, 1,152,119.07 and 472,284.90 is: 651,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,868.71 : 1,152,119.07 = 472,284.90 : x
  2. Step 2: Convert to fraction form
    834,868.71/1,152,119.07 = 472,284.90/x
  3. Step 3: Cross multiply
    834,868.71x = 1,152,119.07 × 472,284.90
  4. Step 4: Simplify right side
    834,868.71x = 544,128,439,763.04
  5. Step 5: Solve for x
    x = 544,128,439,763.04/834,868.71
  6. Step 6: Final answer
    x = 651,753.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.