Home / 963,863.70-1,330,139.73-534,150.90

Finding the Fourth Proportional to 963,863.70, 1,330,139.73 and 534,150.90

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Solution

The fourth proportional to 963,863.70, 1,330,139.73 and 534,150.90 is: 737,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,863.70 : 1,330,139.73 = 534,150.90 : x
  2. Step 2: Convert to fraction form
    963,863.70/1,330,139.73 = 534,150.90/x
  3. Step 3: Cross multiply
    963,863.70x = 1,330,139.73 × 534,150.90
  4. Step 4: Simplify right side
    963,863.70x = 710,495,333,905.26
  5. Step 5: Solve for x
    x = 710,495,333,905.26/963,863.70
  6. Step 6: Final answer
    x = 737,132.58

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1.5x scale

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.