Home / 832,055.45-1,248,181.61-271,089.95

Finding the Fourth Proportional to 832,055.45, 1,248,181.61 and 271,089.95

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Solution

The fourth proportional to 832,055.45, 1,248,181.61 and 271,089.95 is: 406,666.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,055.45 : 1,248,181.61 = 271,089.95 : x
  2. Step 2: Convert to fraction form
    832,055.45/1,248,181.61 = 271,089.95/x
  3. Step 3: Cross multiply
    832,055.45x = 1,248,181.61 × 271,089.95
  4. Step 4: Simplify right side
    832,055.45x = 338,369,482,649.46
  5. Step 5: Solve for x
    x = 338,369,482,649.46/832,055.45
  6. Step 6: Final answer
    x = 406,666.99

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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.