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Finding the Fourth Proportional to 556,457.40, 834,710.40 and 182,480.40

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Solution

The fourth proportional to 556,457.40, 834,710.40 and 182,480.40 is: 273,728.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,457.40 : 834,710.40 = 182,480.40 : x
  2. Step 2: Convert to fraction form
    556,457.40/834,710.40 = 182,480.40/x
  3. Step 3: Cross multiply
    556,457.40x = 834,710.40 × 182,480.40
  4. Step 4: Simplify right side
    556,457.40x = 152,318,287,676.16
  5. Step 5: Solve for x
    x = 152,318,287,676.16/556,457.40
  6. Step 6: Final answer
    x = 273,728.57

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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.