Home / 875,803.43-1,208,638.56-508,252.11

Finding the Fourth Proportional to 875,803.43, 1,208,638.56 and 508,252.11

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Solution

The fourth proportional to 875,803.43, 1,208,638.56 and 508,252.11 is: 701,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,803.43 : 1,208,638.56 = 508,252.11 : x
  2. Step 2: Convert to fraction form
    875,803.43/1,208,638.56 = 508,252.11/x
  3. Step 3: Cross multiply
    875,803.43x = 1,208,638.56 × 508,252.11
  4. Step 4: Simplify right side
    875,803.43x = 614,293,098,347.36
  5. Step 5: Solve for x
    x = 614,293,098,347.36/875,803.43
  6. Step 6: Final answer
    x = 701,405.22

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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.