Home / 941,971.40-1,412,759.20-310,737.32

Finding the Fourth Proportional to 941,971.40, 1,412,759.20 and 310,737.32

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Solution

The fourth proportional to 941,971.40, 1,412,759.20 and 310,737.32 is: 466,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,971.40 : 1,412,759.20 = 310,737.32 : x
  2. Step 2: Convert to fraction form
    941,971.40/1,412,759.20 = 310,737.32/x
  3. Step 3: Cross multiply
    941,971.40x = 1,412,759.20 × 310,737.32
  4. Step 4: Simplify right side
    941,971.40x = 438,997,007,613.34
  5. Step 5: Solve for x
    x = 438,997,007,613.34/941,971.40
  6. Step 6: Final answer
    x = 466,040.70

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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.