Home / 972,052.70-1,341,433.44-542,333.12

Finding the Fourth Proportional to 972,052.70, 1,341,433.44 and 542,333.12

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Solution

The fourth proportional to 972,052.70, 1,341,433.44 and 542,333.12 is: 748,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,052.70 : 1,341,433.44 = 542,333.12 : x
  2. Step 2: Convert to fraction form
    972,052.70/1,341,433.44 = 542,333.12/x
  3. Step 3: Cross multiply
    972,052.70x = 1,341,433.44 × 542,333.12
  4. Step 4: Simplify right side
    972,052.70x = 727,503,776,080.37
  5. Step 5: Solve for x
    x = 727,503,776,080.37/972,052.70
  6. Step 6: Final answer
    x = 748,420.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.