Home / 712,608.32-1,068,910.32-291,884.24

Finding the Fourth Proportional to 712,608.32, 1,068,910.32 and 291,884.24

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Solution

The fourth proportional to 712,608.32, 1,068,910.32 and 291,884.24 is: 437,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,608.32 : 1,068,910.32 = 291,884.24 : x
  2. Step 2: Convert to fraction form
    712,608.32/1,068,910.32 = 291,884.24/x
  3. Step 3: Cross multiply
    712,608.32x = 1,068,910.32 × 291,884.24
  4. Step 4: Simplify right side
    712,608.32x = 311,998,076,381.36
  5. Step 5: Solve for x
    x = 311,998,076,381.36/712,608.32
  6. Step 6: Final answer
    x = 437,825.48

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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.