Home / 360,293.18-497,153.78-205,248.54

Finding the Fourth Proportional to 360,293.18, 497,153.78 and 205,248.54

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Solution

The fourth proportional to 360,293.18, 497,153.78 and 205,248.54 is: 283,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,293.18 : 497,153.78 = 205,248.54 : x
  2. Step 2: Convert to fraction form
    360,293.18/497,153.78 = 205,248.54/x
  3. Step 3: Cross multiply
    360,293.18x = 497,153.78 × 205,248.54
  4. Step 4: Simplify right side
    360,293.18x = 102,040,090,262.77
  5. Step 5: Solve for x
    x = 102,040,090,262.77/360,293.18
  6. Step 6: Final answer
    x = 283,214.05

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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.