Home / 288,827.12-433,363.80-148,684.16

Finding the Fourth Proportional to 288,827.12, 433,363.80 and 148,684.16

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Solution

The fourth proportional to 288,827.12, 433,363.80 and 148,684.16 is: 223,089.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,827.12 : 433,363.80 = 148,684.16 : x
  2. Step 2: Convert to fraction form
    288,827.12/433,363.80 = 148,684.16/x
  3. Step 3: Cross multiply
    288,827.12x = 433,363.80 × 148,684.16
  4. Step 4: Simplify right side
    288,827.12x = 64,434,332,577.41
  5. Step 5: Solve for x
    x = 64,434,332,577.41/288,827.12
  6. Step 6: Final answer
    x = 223,089.62

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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.