Home / 401,922.30-602,883.45-165,434.70

Finding the Fourth Proportional to 401,922.30, 602,883.45 and 165,434.70

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Solution

The fourth proportional to 401,922.30, 602,883.45 and 165,434.70 is: 248,152.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,922.30 : 602,883.45 = 165,434.70 : x
  2. Step 2: Convert to fraction form
    401,922.30/602,883.45 = 165,434.70/x
  3. Step 3: Cross multiply
    401,922.30x = 602,883.45 × 165,434.70
  4. Step 4: Simplify right side
    401,922.30x = 99,737,842,685.72
  5. Step 5: Solve for x
    x = 99,737,842,685.72/401,922.30
  6. Step 6: Final answer
    x = 248,152.05

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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.