Home / 1,656,855.16-2,485,278.56-458,773.48

Finding the Fourth Proportional to 1,656,855.16, 2,485,278.56 and 458,773.48

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Solution

The fourth proportional to 1,656,855.16, 2,485,278.56 and 458,773.48 is: 688,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,855.16 : 2,485,278.56 = 458,773.48 : x
  2. Step 2: Convert to fraction form
    1,656,855.16/2,485,278.56 = 458,773.48/x
  3. Step 3: Cross multiply
    1,656,855.16x = 2,485,278.56 × 458,773.48
  4. Step 4: Simplify right side
    1,656,855.16x = 1,140,179,893,740.59
  5. Step 5: Solve for x
    x = 1,140,179,893,740.59/1,656,855.16
  6. Step 6: Final answer
    x = 688,159.06

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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.