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Finding the Fourth Proportional to 560,741.13, 840,250.26 and 380,592.27

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Solution

The fourth proportional to 560,741.13, 840,250.26 and 380,592.27 is: 570,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,741.13 : 840,250.26 = 380,592.27 : x
  2. Step 2: Convert to fraction form
    560,741.13/840,250.26 = 380,592.27/x
  3. Step 3: Cross multiply
    560,741.13x = 840,250.26 × 380,592.27
  4. Step 4: Simplify right side
    560,741.13x = 319,792,753,821.49
  5. Step 5: Solve for x
    x = 319,792,753,821.49/560,741.13
  6. Step 6: Final answer
    x = 570,303.72

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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.