Home / 437,421.13-603,641.16-236,217.13

Finding the Fourth Proportional to 437,421.13, 603,641.16 and 236,217.13

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Solution

The fourth proportional to 437,421.13, 603,641.16 and 236,217.13 is: 325,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,421.13 : 603,641.16 = 236,217.13 : x
  2. Step 2: Convert to fraction form
    437,421.13/603,641.16 = 236,217.13/x
  3. Step 3: Cross multiply
    437,421.13x = 603,641.16 × 236,217.13
  4. Step 4: Simplify right side
    437,421.13x = 142,590,382,365.07
  5. Step 5: Solve for x
    x = 142,590,382,365.07/437,421.13
  6. Step 6: Final answer
    x = 325,979.64

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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.