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Finding the Fourth Proportional to 679,410.02, 937,597.74 and 373,499.29

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Solution

The fourth proportional to 679,410.02, 937,597.74 and 373,499.29 is: 515,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,410.02 : 937,597.74 = 373,499.29 : x
  2. Step 2: Convert to fraction form
    679,410.02/937,597.74 = 373,499.29/x
  3. Step 3: Cross multiply
    679,410.02x = 937,597.74 × 373,499.29
  4. Step 4: Simplify right side
    679,410.02x = 350,192,090,195.61
  5. Step 5: Solve for x
    x = 350,192,090,195.61/679,410.02
  6. Step 6: Final answer
    x = 515,435.57

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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.