Home / 212,597.02-318,895.93-199,606.24

Finding the Fourth Proportional to 212,597.02, 318,895.93 and 199,606.24

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Solution

The fourth proportional to 212,597.02, 318,895.93 and 199,606.24 is: 299,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,597.02 : 318,895.93 = 199,606.24 : x
  2. Step 2: Convert to fraction form
    212,597.02/318,895.93 = 199,606.24/x
  3. Step 3: Cross multiply
    212,597.02x = 318,895.93 × 199,606.24
  4. Step 4: Simplify right side
    212,597.02x = 63,653,617,538.60
  5. Step 5: Solve for x
    x = 63,653,617,538.60/212,597.02
  6. Step 6: Final answer
    x = 299,409.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.