Home / 832,408.64-1,148,725.92-450,439.52

Finding the Fourth Proportional to 832,408.64, 1,148,725.92 and 450,439.52

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Solution

The fourth proportional to 832,408.64, 1,148,725.92 and 450,439.52 is: 621,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,408.64 : 1,148,725.92 = 450,439.52 : x
  2. Step 2: Convert to fraction form
    832,408.64/1,148,725.92 = 450,439.52/x
  3. Step 3: Cross multiply
    832,408.64x = 1,148,725.92 × 450,439.52
  4. Step 4: Simplify right side
    832,408.64x = 517,431,552,016.36
  5. Step 5: Solve for x
    x = 517,431,552,016.36/832,408.64
  6. Step 6: Final answer
    x = 621,607.62

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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.