Home / 713,776.68-1,070,723.26-358,607.40

Finding the Fourth Proportional to 713,776.68, 1,070,723.26 and 358,607.40

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Solution

The fourth proportional to 713,776.68, 1,070,723.26 and 358,607.40 is: 537,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,776.68 : 1,070,723.26 = 358,607.40 : x
  2. Step 2: Convert to fraction form
    713,776.68/1,070,723.26 = 358,607.40/x
  3. Step 3: Cross multiply
    713,776.68x = 1,070,723.26 × 358,607.40
  4. Step 4: Simplify right side
    713,776.68x = 383,969,284,388.12
  5. Step 5: Solve for x
    x = 383,969,284,388.12/713,776.68
  6. Step 6: Final answer
    x = 537,940.36

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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.