Home / 374,286.03-516,525.42-208,717.83

Finding the Fourth Proportional to 374,286.03, 516,525.42 and 208,717.83

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Solution

The fourth proportional to 374,286.03, 516,525.42 and 208,717.83 is: 288,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,286.03 : 516,525.42 = 208,717.83 : x
  2. Step 2: Convert to fraction form
    374,286.03/516,525.42 = 208,717.83/x
  3. Step 3: Cross multiply
    374,286.03x = 516,525.42 × 208,717.83
  4. Step 4: Simplify right side
    374,286.03x = 107,808,064,802.24
  5. Step 5: Solve for x
    x = 107,808,064,802.24/374,286.03
  6. Step 6: Final answer
    x = 288,036.57

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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.