Home / 212,594.02-318,891.43-199,603.24

Finding the Fourth Proportional to 212,594.02, 318,891.43 and 199,603.24

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Solution

The fourth proportional to 212,594.02, 318,891.43 and 199,603.24 is: 299,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,594.02 : 318,891.43 = 199,603.24 : x
  2. Step 2: Convert to fraction form
    212,594.02/318,891.43 = 199,603.24/x
  3. Step 3: Cross multiply
    212,594.02x = 318,891.43 × 199,603.24
  4. Step 4: Simplify right side
    212,594.02x = 63,651,762,088.51
  5. Step 5: Solve for x
    x = 63,651,762,088.51/212,594.02
  6. Step 6: Final answer
    x = 299,405.24

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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.