Home / 731,333.10-1,096,999.65-666,014.70

Finding the Fourth Proportional to 731,333.10, 1,096,999.65 and 666,014.70

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Solution

The fourth proportional to 731,333.10, 1,096,999.65 and 666,014.70 is: 999,022.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,333.10 : 1,096,999.65 = 666,014.70 : x
  2. Step 2: Convert to fraction form
    731,333.10/1,096,999.65 = 666,014.70/x
  3. Step 3: Cross multiply
    731,333.10x = 1,096,999.65 × 666,014.70
  4. Step 4: Simplify right side
    731,333.10x = 730,617,892,794.86
  5. Step 5: Solve for x
    x = 730,617,892,794.86/731,333.10
  6. Step 6: Final answer
    x = 999,022.05

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1.5x scale

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.