Home / 670,424.29-1,005,320.33-243,659.93

Finding the Fourth Proportional to 670,424.29, 1,005,320.33 and 243,659.93

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Solution

The fourth proportional to 670,424.29, 1,005,320.33 and 243,659.93 is: 365,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,424.29 : 1,005,320.33 = 243,659.93 : x
  2. Step 2: Convert to fraction form
    670,424.29/1,005,320.33 = 243,659.93/x
  3. Step 3: Cross multiply
    670,424.29x = 1,005,320.33 × 243,659.93
  4. Step 4: Simplify right side
    670,424.29x = 244,956,274,990.48
  5. Step 5: Solve for x
    x = 244,956,274,990.48/670,424.29
  6. Step 6: Final answer
    x = 365,375.00

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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.