Home / 724,428.45-1,016,299.35-724,428.45

Finding the Fourth Proportional to 724,428.45, 1,016,299.35 and 724,428.45

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Solution

The fourth proportional to 724,428.45, 1,016,299.35 and 724,428.45 is: 1,016,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,428.45 : 1,016,299.35 = 724,428.45 : x
  2. Step 2: Convert to fraction form
    724,428.45/1,016,299.35 = 724,428.45/x
  3. Step 3: Cross multiply
    724,428.45x = 1,016,299.35 × 724,428.45
  4. Step 4: Simplify right side
    724,428.45x = 736,236,162,856.51
  5. Step 5: Solve for x
    x = 736,236,162,856.51/724,428.45
  6. Step 6: Final answer
    x = 1,016,299.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.