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Finding the Fourth Proportional to 417,173.08, 575,703.26 and 245,098.24

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Solution

The fourth proportional to 417,173.08, 575,703.26 and 245,098.24 is: 338,238.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,173.08 : 575,703.26 = 245,098.24 : x
  2. Step 2: Convert to fraction form
    417,173.08/575,703.26 = 245,098.24/x
  3. Step 3: Cross multiply
    417,173.08x = 575,703.26 × 245,098.24
  4. Step 4: Simplify right side
    417,173.08x = 141,103,855,788.26
  5. Step 5: Solve for x
    x = 141,103,855,788.26/417,173.08
  6. Step 6: Final answer
    x = 338,238.16

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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.