Home / 799,809.32-1,097,861.72-707,135.20

Finding the Fourth Proportional to 799,809.32, 1,097,861.72 and 707,135.20

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Solution

The fourth proportional to 799,809.32, 1,097,861.72 and 707,135.20 is: 970,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,809.32 : 1,097,861.72 = 707,135.20 : x
  2. Step 2: Convert to fraction form
    799,809.32/1,097,861.72 = 707,135.20/x
  3. Step 3: Cross multiply
    799,809.32x = 1,097,861.72 × 707,135.20
  4. Step 4: Simplify right side
    799,809.32x = 776,336,666,944.54
  5. Step 5: Solve for x
    x = 776,336,666,944.54/799,809.32
  6. Step 6: Final answer
    x = 970,652.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.