Home / 713,899.14-1,070,139.12-357,826.38

Finding the Fourth Proportional to 713,899.14, 1,070,139.12 and 357,826.38

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Solution

The fourth proportional to 713,899.14, 1,070,139.12 and 357,826.38 is: 536,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,899.14 : 1,070,139.12 = 357,826.38 : x
  2. Step 2: Convert to fraction form
    713,899.14/1,070,139.12 = 357,826.38/x
  3. Step 3: Cross multiply
    713,899.14x = 1,070,139.12 × 357,826.38
  4. Step 4: Simplify right side
    713,899.14x = 382,924,007,405.99
  5. Step 5: Solve for x
    x = 382,924,007,405.99/713,899.14
  6. Step 6: Final answer
    x = 536,383.90

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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.