Home / 289,248.16-433,964.40-230,311.84

Finding the Fourth Proportional to 289,248.16, 433,964.40 and 230,311.84

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Solution

The fourth proportional to 289,248.16, 433,964.40 and 230,311.84 is: 345,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,248.16 : 433,964.40 = 230,311.84 : x
  2. Step 2: Convert to fraction form
    289,248.16/433,964.40 = 230,311.84/x
  3. Step 3: Cross multiply
    289,248.16x = 433,964.40 × 230,311.84
  4. Step 4: Simplify right side
    289,248.16x = 99,947,139,458.50
  5. Step 5: Solve for x
    x = 99,947,139,458.50/289,248.16
  6. Step 6: Final answer
    x = 345,541.14

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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.