Home / 896,443.31-1,344,928.32-265,373.53

Finding the Fourth Proportional to 896,443.31, 1,344,928.32 and 265,373.53

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Solution

The fourth proportional to 896,443.31, 1,344,928.32 and 265,373.53 is: 398,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,443.31 : 1,344,928.32 = 265,373.53 : x
  2. Step 2: Convert to fraction form
    896,443.31/1,344,928.32 = 265,373.53/x
  3. Step 3: Cross multiply
    896,443.31x = 1,344,928.32 × 265,373.53
  4. Step 4: Simplify right side
    896,443.31x = 356,908,372,513.05
  5. Step 5: Solve for x
    x = 356,908,372,513.05/896,443.31
  6. Step 6: Final answer
    x = 398,138.25

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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.