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Finding the Fourth Proportional to 288,570.90, 432,856.35 and 182,282.70

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Solution

The fourth proportional to 288,570.90, 432,856.35 and 182,282.70 is: 273,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,570.90 : 432,856.35 = 182,282.70 : x
  2. Step 2: Convert to fraction form
    288,570.90/432,856.35 = 182,282.70/x
  3. Step 3: Cross multiply
    288,570.90x = 432,856.35 × 182,282.70
  4. Step 4: Simplify right side
    288,570.90x = 78,902,224,190.15
  5. Step 5: Solve for x
    x = 78,902,224,190.15/288,570.90
  6. Step 6: Final answer
    x = 273,424.05

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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.