Home / 679,182.19-937,275.92-424,682.35

Finding the Fourth Proportional to 679,182.19, 937,275.92 and 424,682.35

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Solution

The fourth proportional to 679,182.19, 937,275.92 and 424,682.35 is: 586,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,182.19 : 937,275.92 = 424,682.35 : x
  2. Step 2: Convert to fraction form
    679,182.19/937,275.92 = 424,682.35/x
  3. Step 3: Cross multiply
    679,182.19x = 937,275.92 × 424,682.35
  4. Step 4: Simplify right side
    679,182.19x = 398,044,540,304.01
  5. Step 5: Solve for x
    x = 398,044,540,304.01/679,182.19
  6. Step 6: Final answer
    x = 586,064.46

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1.5x scale

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.