Home / 972,375.96-1,341,953.20-536,877.28

Finding the Fourth Proportional to 972,375.96, 1,341,953.20 and 536,877.28

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Solution

The fourth proportional to 972,375.96, 1,341,953.20 and 536,877.28 is: 740,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,375.96 : 1,341,953.20 = 536,877.28 : x
  2. Step 2: Convert to fraction form
    972,375.96/1,341,953.20 = 536,877.28/x
  3. Step 3: Cross multiply
    972,375.96x = 1,341,953.20 × 536,877.28
  4. Step 4: Simplify right side
    972,375.96x = 720,464,183,903.30
  5. Step 5: Solve for x
    x = 720,464,183,903.30/972,375.96
  6. Step 6: Final answer
    x = 740,931.71

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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.