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Finding the Fourth Proportional to 493,228.16, 739,875.05 and 173,341.34

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Solution

The fourth proportional to 493,228.16, 739,875.05 and 173,341.34 is: 260,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,228.16 : 739,875.05 = 173,341.34 : x
  2. Step 2: Convert to fraction form
    493,228.16/739,875.05 = 173,341.34/x
  3. Step 3: Cross multiply
    493,228.16x = 739,875.05 × 173,341.34
  4. Step 4: Simplify right side
    493,228.16x = 128,250,932,599.57
  5. Step 5: Solve for x
    x = 128,250,932,599.57/493,228.16
  6. Step 6: Final answer
    x = 260,023.54

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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.