Home / 532,581.08-734,929.34-290,814.48

Finding the Fourth Proportional to 532,581.08, 734,929.34 and 290,814.48

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Solution

The fourth proportional to 532,581.08, 734,929.34 and 290,814.48 is: 401,306.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,581.08 : 734,929.34 = 290,814.48 : x
  2. Step 2: Convert to fraction form
    532,581.08/734,929.34 = 290,814.48/x
  3. Step 3: Cross multiply
    532,581.08x = 734,929.34 × 290,814.48
  4. Step 4: Simplify right side
    532,581.08x = 213,728,092,394.77
  5. Step 5: Solve for x
    x = 213,728,092,394.77/532,581.08
  6. Step 6: Final answer
    x = 401,306.21

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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.