Home / 1,154,299.48-1,731,449.22-312,851.23

Finding the Fourth Proportional to 1,154,299.48, 1,731,449.22 and 312,851.23

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Solution

The fourth proportional to 1,154,299.48, 1,731,449.22 and 312,851.23 is: 469,276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,299.48 : 1,731,449.22 = 312,851.23 : x
  2. Step 2: Convert to fraction form
    1,154,299.48/1,731,449.22 = 312,851.23/x
  3. Step 3: Cross multiply
    1,154,299.48x = 1,731,449.22 × 312,851.23
  4. Step 4: Simplify right side
    1,154,299.48x = 541,686,018,159.54
  5. Step 5: Solve for x
    x = 541,686,018,159.54/1,154,299.48
  6. Step 6: Final answer
    x = 469,276.85

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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.