Home / 945,794.28-1,418,682.05-433,314.05

Finding the Fourth Proportional to 945,794.28, 1,418,682.05 and 433,314.05

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Solution

The fourth proportional to 945,794.28, 1,418,682.05 and 433,314.05 is: 649,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,794.28 : 1,418,682.05 = 433,314.05 : x
  2. Step 2: Convert to fraction form
    945,794.28/1,418,682.05 = 433,314.05/x
  3. Step 3: Cross multiply
    945,794.28x = 1,418,682.05 × 433,314.05
  4. Step 4: Simplify right side
    945,794.28x = 614,734,855,487.82
  5. Step 5: Solve for x
    x = 614,734,855,487.82/945,794.28
  6. Step 6: Final answer
    x = 649,966.77

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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.