Home / 659,018.12-988,423.50-185,753.48

Finding the Fourth Proportional to 659,018.12, 988,423.50 and 185,753.48

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Solution

The fourth proportional to 659,018.12, 988,423.50 and 185,753.48 is: 278,601.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,018.12 : 988,423.50 = 185,753.48 : x
  2. Step 2: Convert to fraction form
    659,018.12/988,423.50 = 185,753.48/x
  3. Step 3: Cross multiply
    659,018.12x = 988,423.50 × 185,753.48
  4. Step 4: Simplify right side
    659,018.12x = 183,603,104,838.78
  5. Step 5: Solve for x
    x = 183,603,104,838.78/659,018.12
  6. Step 6: Final answer
    x = 278,601.00

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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.