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Finding the Fourth Proportional to 288,501.04, 432,800.97 and 88,817.50

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Solution

The fourth proportional to 288,501.04, 432,800.97 and 88,817.50 is: 133,241.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,501.04 : 432,800.97 = 88,817.50 : x
  2. Step 2: Convert to fraction form
    288,501.04/432,800.97 = 88,817.50/x
  3. Step 3: Cross multiply
    288,501.04x = 432,800.97 × 88,817.50
  4. Step 4: Simplify right side
    288,501.04x = 38,440,300,152.98
  5. Step 5: Solve for x
    x = 38,440,300,152.98/288,501.04
  6. Step 6: Final answer
    x = 133,241.46

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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.