Home / 679,258.20-937,378.28-373,365.93

Finding the Fourth Proportional to 679,258.20, 937,378.28 and 373,365.93

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Solution

The fourth proportional to 679,258.20, 937,378.28 and 373,365.93 is: 515,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,258.20 : 937,378.28 = 373,365.93 : x
  2. Step 2: Convert to fraction form
    679,258.20/937,378.28 = 373,365.93/x
  3. Step 3: Cross multiply
    679,258.20x = 937,378.28 × 373,365.93
  4. Step 4: Simplify right side
    679,258.20x = 349,985,113,274.00
  5. Step 5: Solve for x
    x = 349,985,113,274.00/679,258.20
  6. Step 6: Final answer
    x = 515,246.06

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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.