Home / 832,580.31-1,148,960.84-450,607.10

Finding the Fourth Proportional to 832,580.31, 1,148,960.84 and 450,607.10

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Solution

The fourth proportional to 832,580.31, 1,148,960.84 and 450,607.10 is: 621,837.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,580.31 : 1,148,960.84 = 450,607.10 : x
  2. Step 2: Convert to fraction form
    832,580.31/1,148,960.84 = 450,607.10/x
  3. Step 3: Cross multiply
    832,580.31x = 1,148,960.84 × 450,607.10
  4. Step 4: Simplify right side
    832,580.31x = 517,729,904,128.12
  5. Step 5: Solve for x
    x = 517,729,904,128.12/832,580.31
  6. Step 6: Final answer
    x = 621,837.79

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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.