Home / 714,000.60-1,071,000.90-314,435.70

Finding the Fourth Proportional to 714,000.60, 1,071,000.90 and 314,435.70

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Solution

The fourth proportional to 714,000.60, 1,071,000.90 and 314,435.70 is: 471,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,000.60 : 1,071,000.90 = 314,435.70 : x
  2. Step 2: Convert to fraction form
    714,000.60/1,071,000.90 = 314,435.70/x
  3. Step 3: Cross multiply
    714,000.60x = 1,071,000.90 × 314,435.70
  4. Step 4: Simplify right side
    714,000.60x = 336,760,917,692.13
  5. Step 5: Solve for x
    x = 336,760,917,692.13/714,000.60
  6. Step 6: Final answer
    x = 471,653.55

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Similar ratio
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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.