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Finding the Fourth Proportional to 286,777.35, 430,223.45 and 160,597.04

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Solution

The fourth proportional to 286,777.35, 430,223.45 and 160,597.04 is: 240,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,777.35 : 430,223.45 = 160,597.04 : x
  2. Step 2: Convert to fraction form
    286,777.35/430,223.45 = 160,597.04/x
  3. Step 3: Cross multiply
    286,777.35x = 430,223.45 × 160,597.04
  4. Step 4: Simplify right side
    286,777.35x = 69,092,609,654.49
  5. Step 5: Solve for x
    x = 69,092,609,654.49/286,777.35
  6. Step 6: Final answer
    x = 240,927.71

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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.