Home / 571,232.73-851,742.12-555,538.61

Finding the Fourth Proportional to 571,232.73, 851,742.12 and 555,538.61

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Solution

The fourth proportional to 571,232.73, 851,742.12 and 555,538.61 is: 828,341.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,232.73 : 851,742.12 = 555,538.61 : x
  2. Step 2: Convert to fraction form
    571,232.73/851,742.12 = 555,538.61/x
  3. Step 3: Cross multiply
    571,232.73x = 851,742.12 × 555,538.61
  4. Step 4: Simplify right side
    571,232.73x = 473,175,633,423.25
  5. Step 5: Solve for x
    x = 473,175,633,423.25/571,232.73
  6. Step 6: Final answer
    x = 828,341.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.