Home / 832,472.56-1,148,820.22-450,507.28

Finding the Fourth Proportional to 832,472.56, 1,148,820.22 and 450,507.28

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Solution

The fourth proportional to 832,472.56, 1,148,820.22 and 450,507.28 is: 621,704.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,472.56 : 1,148,820.22 = 450,507.28 : x
  2. Step 2: Convert to fraction form
    832,472.56/1,148,820.22 = 450,507.28/x
  3. Step 3: Cross multiply
    832,472.56x = 1,148,820.22 × 450,507.28
  4. Step 4: Simplify right side
    832,472.56x = 517,551,872,521.20
  5. Step 5: Solve for x
    x = 517,551,872,521.20/832,472.56
  6. Step 6: Final answer
    x = 621,704.42

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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.