Home / 1,041,648.08-1,561,955.16-331,583.76

Finding the Fourth Proportional to 1,041,648.08, 1,561,955.16 and 331,583.76

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Solution

The fourth proportional to 1,041,648.08, 1,561,955.16 and 331,583.76 is: 497,211.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,648.08 : 1,561,955.16 = 331,583.76 : x
  2. Step 2: Convert to fraction form
    1,041,648.08/1,561,955.16 = 331,583.76/x
  3. Step 3: Cross multiply
    1,041,648.08x = 1,561,955.16 × 331,583.76
  4. Step 4: Simplify right side
    1,041,648.08x = 517,918,964,904.20
  5. Step 5: Solve for x
    x = 517,918,964,904.20/1,041,648.08
  6. Step 6: Final answer
    x = 497,211.08

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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.