Home / 679,246.71-937,370.16-373,351.38

Finding the Fourth Proportional to 679,246.71, 937,370.16 and 373,351.38

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Solution

The fourth proportional to 679,246.71, 937,370.16 and 373,351.38 is: 515,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,246.71 : 937,370.16 = 373,351.38 : x
  2. Step 2: Convert to fraction form
    679,246.71/937,370.16 = 373,351.38/x
  3. Step 3: Cross multiply
    679,246.71x = 937,370.16 × 373,351.38
  4. Step 4: Simplify right side
    679,246.71x = 349,968,442,806.82
  5. Step 5: Solve for x
    x = 349,968,442,806.82/679,246.71
  6. Step 6: Final answer
    x = 515,230.24

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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.