Home / 941,737.40-1,412,087.70-310,326.20

Finding the Fourth Proportional to 941,737.40, 1,412,087.70 and 310,326.20

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Solution

The fourth proportional to 941,737.40, 1,412,087.70 and 310,326.20 is: 465,318.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,737.40 : 1,412,087.70 = 310,326.20 : x
  2. Step 2: Convert to fraction form
    941,737.40/1,412,087.70 = 310,326.20/x
  3. Step 3: Cross multiply
    941,737.40x = 1,412,087.70 × 310,326.20
  4. Step 4: Simplify right side
    941,737.40x = 438,207,810,007.74
  5. Step 5: Solve for x
    x = 438,207,810,007.74/941,737.40
  6. Step 6: Final answer
    x = 465,318.47

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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.