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Finding the Fourth Proportional to 493,707.33, 740,560.98 and 173,783.85

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Solution

The fourth proportional to 493,707.33, 740,560.98 and 173,783.85 is: 260,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,707.33 : 740,560.98 = 173,783.85 : x
  2. Step 2: Convert to fraction form
    493,707.33/740,560.98 = 173,783.85/x
  3. Step 3: Cross multiply
    493,707.33x = 740,560.98 × 173,783.85
  4. Step 4: Simplify right side
    493,707.33x = 128,697,538,264.17
  5. Step 5: Solve for x
    x = 128,697,538,264.17/493,707.33
  6. Step 6: Final answer
    x = 260,675.77

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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.