Home / 579,211.76-799,299.24-337,479.20

Finding the Fourth Proportional to 579,211.76, 799,299.24 and 337,479.20

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Solution

The fourth proportional to 579,211.76, 799,299.24 and 337,479.20 is: 465,713.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,211.76 : 799,299.24 = 337,479.20 : x
  2. Step 2: Convert to fraction form
    579,211.76/799,299.24 = 337,479.20/x
  3. Step 3: Cross multiply
    579,211.76x = 799,299.24 × 337,479.20
  4. Step 4: Simplify right side
    579,211.76x = 269,746,868,075.81
  5. Step 5: Solve for x
    x = 269,746,868,075.81/579,211.76
  6. Step 6: Final answer
    x = 465,713.73

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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.