Home / 713,132.20-1,069,439.10-358,028.20

Finding the Fourth Proportional to 713,132.20, 1,069,439.10 and 358,028.20

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Solution

The fourth proportional to 713,132.20, 1,069,439.10 and 358,028.20 is: 536,912.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,132.20 : 1,069,439.10 = 358,028.20 : x
  2. Step 2: Convert to fraction form
    713,132.20/1,069,439.10 = 358,028.20/x
  3. Step 3: Cross multiply
    713,132.20x = 1,069,439.10 × 358,028.20
  4. Step 4: Simplify right side
    713,132.20x = 382,889,355,982.62
  5. Step 5: Solve for x
    x = 382,889,355,982.62/713,132.20
  6. Step 6: Final answer
    x = 536,912.17

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1.5x scale

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.