Home / 960,143.49-1,439,881.72-534,329.12

Finding the Fourth Proportional to 960,143.49, 1,439,881.72 and 534,329.12

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Solution

The fourth proportional to 960,143.49, 1,439,881.72 and 534,329.12 is: 801,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,143.49 : 1,439,881.72 = 534,329.12 : x
  2. Step 2: Convert to fraction form
    960,143.49/1,439,881.72 = 534,329.12/x
  3. Step 3: Cross multiply
    960,143.49x = 1,439,881.72 × 534,329.12
  4. Step 4: Simplify right side
    960,143.49x = 769,370,734,615.57
  5. Step 5: Solve for x
    x = 769,370,734,615.57/960,143.49
  6. Step 6: Final answer
    x = 801,308.08

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1.5x scale

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.