Home / 402,218.36-602,767.07-302,261.83

Finding the Fourth Proportional to 402,218.36, 602,767.07 and 302,261.83

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Solution

The fourth proportional to 402,218.36, 602,767.07 and 302,261.83 is: 452,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,218.36 : 602,767.07 = 302,261.83 : x
  2. Step 2: Convert to fraction form
    402,218.36/602,767.07 = 302,261.83/x
  3. Step 3: Cross multiply
    402,218.36x = 602,767.07 × 302,261.83
  4. Step 4: Simplify right side
    402,218.36x = 182,193,475,757.19
  5. Step 5: Solve for x
    x = 182,193,475,757.19/402,218.36
  6. Step 6: Final answer
    x = 452,971.56

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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.