Home / 887,158.42-1,223,003.92-632,066.74

Finding the Fourth Proportional to 887,158.42, 1,223,003.92 and 632,066.74

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Solution

The fourth proportional to 887,158.42, 1,223,003.92 and 632,066.74 is: 871,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,158.42 : 1,223,003.92 = 632,066.74 : x
  2. Step 2: Convert to fraction form
    887,158.42/1,223,003.92 = 632,066.74/x
  3. Step 3: Cross multiply
    887,158.42x = 1,223,003.92 × 632,066.74
  4. Step 4: Simplify right side
    887,158.42x = 773,020,100,721.62
  5. Step 5: Solve for x
    x = 773,020,100,721.62/887,158.42
  6. Step 6: Final answer
    x = 871,343.93

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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.