Home / 714,214.08-1,070,865.36-309,188.16

Finding the Fourth Proportional to 714,214.08, 1,070,865.36 and 309,188.16

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Solution

The fourth proportional to 714,214.08, 1,070,865.36 and 309,188.16 is: 463,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,214.08 : 1,070,865.36 = 309,188.16 : x
  2. Step 2: Convert to fraction form
    714,214.08/1,070,865.36 = 309,188.16/x
  3. Step 3: Cross multiply
    714,214.08x = 1,070,865.36 × 309,188.16
  4. Step 4: Simplify right side
    714,214.08x = 331,098,890,266.14
  5. Step 5: Solve for x
    x = 331,098,890,266.14/714,214.08
  6. Step 6: Final answer
    x = 463,584.94

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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.