Home / 851,027.70-1,276,541.55-473,114.10

Finding the Fourth Proportional to 851,027.70, 1,276,541.55 and 473,114.10

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Solution

The fourth proportional to 851,027.70, 1,276,541.55 and 473,114.10 is: 709,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,027.70 : 1,276,541.55 = 473,114.10 : x
  2. Step 2: Convert to fraction form
    851,027.70/1,276,541.55 = 473,114.10/x
  3. Step 3: Cross multiply
    851,027.70x = 1,276,541.55 × 473,114.10
  4. Step 4: Simplify right side
    851,027.70x = 603,949,806,540.86
  5. Step 5: Solve for x
    x = 603,949,806,540.86/851,027.70
  6. Step 6: Final answer
    x = 709,671.15

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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.