Home / 870,928.77-1,306,266.44-271,750.53

Finding the Fourth Proportional to 870,928.77, 1,306,266.44 and 271,750.53

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Solution

The fourth proportional to 870,928.77, 1,306,266.44 and 271,750.53 is: 407,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,928.77 : 1,306,266.44 = 271,750.53 : x
  2. Step 2: Convert to fraction form
    870,928.77/1,306,266.44 = 271,750.53/x
  3. Step 3: Cross multiply
    870,928.77x = 1,306,266.44 × 271,750.53
  4. Step 4: Simplify right side
    870,928.77x = 354,978,596,032.46
  5. Step 5: Solve for x
    x = 354,978,596,032.46/870,928.77
  6. Step 6: Final answer
    x = 407,586.26

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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.