Home / 397,967.06-549,233.25-297,190.10

Finding the Fourth Proportional to 397,967.06, 549,233.25 and 297,190.10

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Solution

The fourth proportional to 397,967.06, 549,233.25 and 297,190.10 is: 410,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,967.06 : 549,233.25 = 297,190.10 : x
  2. Step 2: Convert to fraction form
    397,967.06/549,233.25 = 297,190.10/x
  3. Step 3: Cross multiply
    397,967.06x = 549,233.25 × 297,190.10
  4. Step 4: Simplify right side
    397,967.06x = 163,226,684,490.83
  5. Step 5: Solve for x
    x = 163,226,684,490.83/397,967.06
  6. Step 6: Final answer
    x = 410,151.24

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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.