Home / 1,154,776.30-1,732,261.34-425,498.06

Finding the Fourth Proportional to 1,154,776.30, 1,732,261.34 and 425,498.06

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Solution

The fourth proportional to 1,154,776.30, 1,732,261.34 and 425,498.06 is: 638,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,776.30 : 1,732,261.34 = 425,498.06 : x
  2. Step 2: Convert to fraction form
    1,154,776.30/1,732,261.34 = 425,498.06/x
  3. Step 3: Cross multiply
    1,154,776.30x = 1,732,261.34 × 425,498.06
  4. Step 4: Simplify right side
    1,154,776.30x = 737,073,844,977.40
  5. Step 5: Solve for x
    x = 737,073,844,977.40/1,154,776.30
  6. Step 6: Final answer
    x = 638,282.80

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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.