Home / 1,146,818.32-1,720,434.87-472,524.50

Finding the Fourth Proportional to 1,146,818.32, 1,720,434.87 and 472,524.50

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Solution

The fourth proportional to 1,146,818.32, 1,720,434.87 and 472,524.50 is: 708,872.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,818.32 : 1,720,434.87 = 472,524.50 : x
  2. Step 2: Convert to fraction form
    1,146,818.32/1,720,434.87 = 472,524.50/x
  3. Step 3: Cross multiply
    1,146,818.32x = 1,720,434.87 × 472,524.50
  4. Step 4: Simplify right side
    1,146,818.32x = 812,947,631,030.40
  5. Step 5: Solve for x
    x = 812,947,631,030.40/1,146,818.32
  6. Step 6: Final answer
    x = 708,872.21

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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.