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Finding the Fourth Proportional to 597,797.20, 896,695.80 and 260,999.20

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Solution

The fourth proportional to 597,797.20, 896,695.80 and 260,999.20 is: 391,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,797.20 : 896,695.80 = 260,999.20 : x
  2. Step 2: Convert to fraction form
    597,797.20/896,695.80 = 260,999.20/x
  3. Step 3: Cross multiply
    597,797.20x = 896,695.80 × 260,999.20
  4. Step 4: Simplify right side
    597,797.20x = 234,036,886,443.36
  5. Step 5: Solve for x
    x = 234,036,886,443.36/597,797.20
  6. Step 6: Final answer
    x = 391,498.80

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Similar ratio
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1.5x scale

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.