Home / 1,040,065.70-1,559,983.35-292,187.30

Finding the Fourth Proportional to 1,040,065.70, 1,559,983.35 and 292,187.30

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Solution

The fourth proportional to 1,040,065.70, 1,559,983.35 and 292,187.30 is: 438,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,065.70 : 1,559,983.35 = 292,187.30 : x
  2. Step 2: Convert to fraction form
    1,040,065.70/1,559,983.35 = 292,187.30/x
  3. Step 3: Cross multiply
    1,040,065.70x = 1,559,983.35 × 292,187.30
  4. Step 4: Simplify right side
    1,040,065.70x = 455,807,323,081.46
  5. Step 5: Solve for x
    x = 455,807,323,081.46/1,040,065.70
  6. Step 6: Final answer
    x = 438,248.59

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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.