Home / 379,344.08-523,488.72-207,258.35

Finding the Fourth Proportional to 379,344.08, 523,488.72 and 207,258.35

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Solution

The fourth proportional to 379,344.08, 523,488.72 and 207,258.35 is: 286,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,344.08 : 523,488.72 = 207,258.35 : x
  2. Step 2: Convert to fraction form
    379,344.08/523,488.72 = 207,258.35/x
  3. Step 3: Cross multiply
    379,344.08x = 523,488.72 × 207,258.35
  4. Step 4: Simplify right side
    379,344.08x = 108,497,408,350.81
  5. Step 5: Solve for x
    x = 108,497,408,350.81/379,344.08
  6. Step 6: Final answer
    x = 286,013.18

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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.