Home / 888,126.56-1,225,313.60-724,500.21

Finding the Fourth Proportional to 888,126.56, 1,225,313.60 and 724,500.21

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Solution

The fourth proportional to 888,126.56, 1,225,313.60 and 724,500.21 is: 999,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,126.56 : 1,225,313.60 = 724,500.21 : x
  2. Step 2: Convert to fraction form
    888,126.56/1,225,313.60 = 724,500.21/x
  3. Step 3: Cross multiply
    888,126.56x = 1,225,313.60 × 724,500.21
  4. Step 4: Simplify right side
    888,126.56x = 887,739,956,893.36
  5. Step 5: Solve for x
    x = 887,739,956,893.36/888,126.56
  6. Step 6: Final answer
    x = 999,564.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.