Home / 742,691.13-1,114,458.03-401,130.33

Finding the Fourth Proportional to 742,691.13, 1,114,458.03 and 401,130.33

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Solution

The fourth proportional to 742,691.13, 1,114,458.03 and 401,130.33 is: 601,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,691.13 : 1,114,458.03 = 401,130.33 : x
  2. Step 2: Convert to fraction form
    742,691.13/1,114,458.03 = 401,130.33/x
  3. Step 3: Cross multiply
    742,691.13x = 1,114,458.03 × 401,130.33
  4. Step 4: Simplify right side
    742,691.13x = 447,042,917,345.05
  5. Step 5: Solve for x
    x = 447,042,917,345.05/742,691.13
  6. Step 6: Final answer
    x = 601,923.06

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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.