Home / 898,288.26-1,347,356.48-291,063.72

Finding the Fourth Proportional to 898,288.26, 1,347,356.48 and 291,063.72

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Solution

The fourth proportional to 898,288.26, 1,347,356.48 and 291,063.72 is: 436,570.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,288.26 : 1,347,356.48 = 291,063.72 : x
  2. Step 2: Convert to fraction form
    898,288.26/1,347,356.48 = 291,063.72/x
  3. Step 3: Cross multiply
    898,288.26x = 1,347,356.48 × 291,063.72
  4. Step 4: Simplify right side
    898,288.26x = 392,166,587,436.27
  5. Step 5: Solve for x
    x = 392,166,587,436.27/898,288.26
  6. Step 6: Final answer
    x = 436,570.98

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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.