Home / 288,495.96-433,013.04-146,442.12

Finding the Fourth Proportional to 288,495.96, 433,013.04 and 146,442.12

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Solution

The fourth proportional to 288,495.96, 433,013.04 and 146,442.12 is: 219,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,495.96 : 433,013.04 = 146,442.12 : x
  2. Step 2: Convert to fraction form
    288,495.96/433,013.04 = 146,442.12/x
  3. Step 3: Cross multiply
    288,495.96x = 433,013.04 × 146,442.12
  4. Step 4: Simplify right side
    288,495.96x = 63,411,347,565.24
  5. Step 5: Solve for x
    x = 63,411,347,565.24/288,495.96
  6. Step 6: Final answer
    x = 219,799.78

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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.