Home / 401,530.74-602,308.26-102,011.38

Finding the Fourth Proportional to 401,530.74, 602,308.26 and 102,011.38

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Solution

The fourth proportional to 401,530.74, 602,308.26 and 102,011.38 is: 153,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,530.74 : 602,308.26 = 102,011.38 : x
  2. Step 2: Convert to fraction form
    401,530.74/602,308.26 = 102,011.38/x
  3. Step 3: Cross multiply
    401,530.74x = 602,308.26 × 102,011.38
  4. Step 4: Simplify right side
    401,530.74x = 61,442,296,788.00
  5. Step 5: Solve for x
    x = 61,442,296,788.00/401,530.74
  6. Step 6: Final answer
    x = 153,020.16

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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.