Home / 679,637.43-937,923.71-373,737.15

Finding the Fourth Proportional to 679,637.43, 937,923.71 and 373,737.15

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Solution

The fourth proportional to 679,637.43, 937,923.71 and 373,737.15 is: 515,770.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,637.43 : 937,923.71 = 373,737.15 : x
  2. Step 2: Convert to fraction form
    679,637.43/937,923.71 = 373,737.15/x
  3. Step 3: Cross multiply
    679,637.43x = 937,923.71 × 373,737.15
  4. Step 4: Simplify right side
    679,637.43x = 350,536,932,424.14
  5. Step 5: Solve for x
    x = 350,536,932,424.14/679,637.43
  6. Step 6: Final answer
    x = 515,770.49

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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.