Home / 598,637.79-826,127.10-357,057.72

Finding the Fourth Proportional to 598,637.79, 826,127.10 and 357,057.72

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Solution

The fourth proportional to 598,637.79, 826,127.10 and 357,057.72 is: 492,743.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,637.79 : 826,127.10 = 357,057.72 : x
  2. Step 2: Convert to fraction form
    598,637.79/826,127.10 = 357,057.72/x
  3. Step 3: Cross multiply
    598,637.79x = 826,127.10 × 357,057.72
  4. Step 4: Simplify right side
    598,637.79x = 294,975,058,756.21
  5. Step 5: Solve for x
    x = 294,975,058,756.21/598,637.79
  6. Step 6: Final answer
    x = 492,743.80

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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.