Home / 834,337.68-1,251,603.60-302,109.36

Finding the Fourth Proportional to 834,337.68, 1,251,603.60 and 302,109.36

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Solution

The fourth proportional to 834,337.68, 1,251,603.60 and 302,109.36 is: 453,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,337.68 : 1,251,603.60 = 302,109.36 : x
  2. Step 2: Convert to fraction form
    834,337.68/1,251,603.60 = 302,109.36/x
  3. Step 3: Cross multiply
    834,337.68x = 1,251,603.60 × 302,109.36
  4. Step 4: Simplify right side
    834,337.68x = 378,121,162,569.70
  5. Step 5: Solve for x
    x = 378,121,162,569.70/834,337.68
  6. Step 6: Final answer
    x = 453,199.19

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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.