Home / 754,281.52-1,130,674.91-354,206.14

Finding the Fourth Proportional to 754,281.52, 1,130,674.91 and 354,206.14

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Solution

The fourth proportional to 754,281.52, 1,130,674.91 and 354,206.14 is: 530,958.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,281.52 : 1,130,674.91 = 354,206.14 : x
  2. Step 2: Convert to fraction form
    754,281.52/1,130,674.91 = 354,206.14/x
  3. Step 3: Cross multiply
    754,281.52x = 1,130,674.91 × 354,206.14
  4. Step 4: Simplify right side
    754,281.52x = 400,491,989,812.57
  5. Step 5: Solve for x
    x = 400,491,989,812.57/754,281.52
  6. Step 6: Final answer
    x = 530,958.25

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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.