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Finding the Fourth Proportional to 288,931.62, 433,329.39 and 162,625.62

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Solution

The fourth proportional to 288,931.62, 433,329.39 and 162,625.62 is: 243,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,931.62 : 433,329.39 = 162,625.62 : x
  2. Step 2: Convert to fraction form
    288,931.62/433,329.39 = 162,625.62/x
  3. Step 3: Cross multiply
    288,931.62x = 433,329.39 × 162,625.62
  4. Step 4: Simplify right side
    288,931.62x = 70,470,460,712.97
  5. Step 5: Solve for x
    x = 70,470,460,712.97/288,931.62
  6. Step 6: Final answer
    x = 243,900.13

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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.