Home / 693,258.13-1,039,873.35-314,108.20

Finding the Fourth Proportional to 693,258.13, 1,039,873.35 and 314,108.20

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Solution

The fourth proportional to 693,258.13, 1,039,873.35 and 314,108.20 is: 471,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,258.13 : 1,039,873.35 = 314,108.20 : x
  2. Step 2: Convert to fraction form
    693,258.13/1,039,873.35 = 314,108.20/x
  3. Step 3: Cross multiply
    693,258.13x = 1,039,873.35 × 314,108.20
  4. Step 4: Simplify right side
    693,258.13x = 326,632,746,318.41
  5. Step 5: Solve for x
    x = 326,632,746,318.41/693,258.13
  6. Step 6: Final answer
    x = 471,156.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.