Home / 374,421.23-516,701.57-204,655.36

Finding the Fourth Proportional to 374,421.23, 516,701.57 and 204,655.36

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Solution

The fourth proportional to 374,421.23, 516,701.57 and 204,655.36 is: 282,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,421.23 : 516,701.57 = 204,655.36 : x
  2. Step 2: Convert to fraction form
    374,421.23/516,701.57 = 204,655.36/x
  3. Step 3: Cross multiply
    374,421.23x = 516,701.57 × 204,655.36
  4. Step 4: Simplify right side
    374,421.23x = 105,745,745,820.92
  5. Step 5: Solve for x
    x = 105,745,745,820.92/374,421.23
  6. Step 6: Final answer
    x = 282,424.55

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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.