Home / 1,257,359.55-1,884,902.16-458,454.26

Finding the Fourth Proportional to 1,257,359.55, 1,884,902.16 and 458,454.26

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Solution

The fourth proportional to 1,257,359.55, 1,884,902.16 and 458,454.26 is: 687,266.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,359.55 : 1,884,902.16 = 458,454.26 : x
  2. Step 2: Convert to fraction form
    1,257,359.55/1,884,902.16 = 458,454.26/x
  3. Step 3: Cross multiply
    1,257,359.55x = 1,884,902.16 × 458,454.26
  4. Step 4: Simplify right side
    1,257,359.55x = 864,141,415,510.69
  5. Step 5: Solve for x
    x = 864,141,415,510.69/1,257,359.55
  6. Step 6: Final answer
    x = 687,266.75

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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.