Home / 945,311.28-1,417,552.20-346,117.20

Finding the Fourth Proportional to 945,311.28, 1,417,552.20 and 346,117.20

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Solution

The fourth proportional to 945,311.28, 1,417,552.20 and 346,117.20 is: 519,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,311.28 : 1,417,552.20 = 346,117.20 : x
  2. Step 2: Convert to fraction form
    945,311.28/1,417,552.20 = 346,117.20/x
  3. Step 3: Cross multiply
    945,311.28x = 1,417,552.20 × 346,117.20
  4. Step 4: Simplify right side
    945,311.28x = 490,639,198,317.84
  5. Step 5: Solve for x
    x = 490,639,198,317.84/945,311.28
  6. Step 6: Final answer
    x = 519,023.95

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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.