Home / 856,699.79-1,182,242.52-474,726.26

Finding the Fourth Proportional to 856,699.79, 1,182,242.52 and 474,726.26

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Solution

The fourth proportional to 856,699.79, 1,182,242.52 and 474,726.26 is: 655,120.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,699.79 : 1,182,242.52 = 474,726.26 : x
  2. Step 2: Convert to fraction form
    856,699.79/1,182,242.52 = 474,726.26/x
  3. Step 3: Cross multiply
    856,699.79x = 1,182,242.52 × 474,726.26
  4. Step 4: Simplify right side
    856,699.79x = 561,241,572,888.18
  5. Step 5: Solve for x
    x = 561,241,572,888.18/856,699.79
  6. Step 6: Final answer
    x = 655,120.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.