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Finding the Fourth Proportional to 679,060.32, 937,102.95 and 373,156.44

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Solution

The fourth proportional to 679,060.32, 937,102.95 and 373,156.44 is: 514,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,060.32 : 937,102.95 = 373,156.44 : x
  2. Step 2: Convert to fraction form
    679,060.32/937,102.95 = 373,156.44/x
  3. Step 3: Cross multiply
    679,060.32x = 937,102.95 × 373,156.44
  4. Step 4: Simplify right side
    679,060.32x = 349,686,000,735.50
  5. Step 5: Solve for x
    x = 349,686,000,735.50/679,060.32
  6. Step 6: Final answer
    x = 514,955.73

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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.