Home / 540,306.72-745,586.04-298,587

Finding the Fourth Proportional to 540,306.72, 745,586.04 and 298,587

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Solution

The fourth proportional to 540,306.72, 745,586.04 and 298,587 is: 412,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,306.72 : 745,586.04 = 298,587 : x
  2. Step 2: Convert to fraction form
    540,306.72/745,586.04 = 298,587/x
  3. Step 3: Cross multiply
    540,306.72x = 745,586.04 × 298,587
  4. Step 4: Simplify right side
    540,306.72x = 222,622,298,925.48
  5. Step 5: Solve for x
    x = 222,622,298,925.48/540,306.72
  6. Step 6: Final answer
    x = 412,029.48

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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.