Home / 857,031.36-1,182,579.12-475,058.04

Finding the Fourth Proportional to 857,031.36, 1,182,579.12 and 475,058.04

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Solution

The fourth proportional to 857,031.36, 1,182,579.12 and 475,058.04 is: 655,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,031.36 : 1,182,579.12 = 475,058.04 : x
  2. Step 2: Convert to fraction form
    857,031.36/1,182,579.12 = 475,058.04/x
  3. Step 3: Cross multiply
    857,031.36x = 1,182,579.12 × 475,058.04
  4. Step 4: Simplify right side
    857,031.36x = 561,793,718,892.13
  5. Step 5: Solve for x
    x = 561,793,718,892.13/857,031.36
  6. Step 6: Final answer
    x = 655,511.27

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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.