Home / 832,407.64-1,148,724.54-450,438.52

Finding the Fourth Proportional to 832,407.64, 1,148,724.54 and 450,438.52

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Solution

The fourth proportional to 832,407.64, 1,148,724.54 and 450,438.52 is: 621,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,407.64 : 1,148,724.54 = 450,438.52 : x
  2. Step 2: Convert to fraction form
    832,407.64/1,148,724.54 = 450,438.52/x
  3. Step 3: Cross multiply
    832,407.64x = 1,148,724.54 × 450,438.52
  4. Step 4: Simplify right side
    832,407.64x = 517,429,781,685.28
  5. Step 5: Solve for x
    x = 517,429,781,685.28/832,407.64
  6. Step 6: Final answer
    x = 621,606.24

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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.