Home / 374,346.10-516,597.68-213,216.15

Finding the Fourth Proportional to 374,346.10, 516,597.68 and 213,216.15

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Solution

The fourth proportional to 374,346.10, 516,597.68 and 213,216.15 is: 294,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,346.10 : 516,597.68 = 213,216.15 : x
  2. Step 2: Convert to fraction form
    374,346.10/516,597.68 = 213,216.15/x
  3. Step 3: Cross multiply
    374,346.10x = 516,597.68 × 213,216.15
  4. Step 4: Simplify right side
    374,346.10x = 110,146,968,428.53
  5. Step 5: Solve for x
    x = 110,146,968,428.53/374,346.10
  6. Step 6: Final answer
    x = 294,238.32

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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.