Home / 679,479.03-937,657.16-373,553.19

Finding the Fourth Proportional to 679,479.03, 937,657.16 and 373,553.19

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Solution

The fourth proportional to 679,479.03, 937,657.16 and 373,553.19 is: 515,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,479.03 : 937,657.16 = 373,553.19 : x
  2. Step 2: Convert to fraction form
    679,479.03/937,657.16 = 373,553.19/x
  3. Step 3: Cross multiply
    679,479.03x = 937,657.16 × 373,553.19
  4. Step 4: Simplify right side
    679,479.03x = 350,264,821,376.57
  5. Step 5: Solve for x
    x = 350,264,821,376.57/679,479.03
  6. Step 6: Final answer
    x = 515,490.26

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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.