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Finding the Fourth Proportional to 288,552.17, 432,861.06 and 99,026.75

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Solution

The fourth proportional to 288,552.17, 432,861.06 and 99,026.75 is: 148,551.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,552.17 : 432,861.06 = 99,026.75 : x
  2. Step 2: Convert to fraction form
    288,552.17/432,861.06 = 99,026.75/x
  3. Step 3: Cross multiply
    288,552.17x = 432,861.06 × 99,026.75
  4. Step 4: Simplify right side
    288,552.17x = 42,864,823,973.36
  5. Step 5: Solve for x
    x = 42,864,823,973.36/288,552.17
  6. Step 6: Final answer
    x = 148,551.38

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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.