Home / 431,143.02-594,995.76-240,156.36

Finding the Fourth Proportional to 431,143.02, 594,995.76 and 240,156.36

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Solution

The fourth proportional to 431,143.02, 594,995.76 and 240,156.36 is: 331,426.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,143.02 : 594,995.76 = 240,156.36 : x
  2. Step 2: Convert to fraction form
    431,143.02/594,995.76 = 240,156.36/x
  3. Step 3: Cross multiply
    431,143.02x = 594,995.76 × 240,156.36
  4. Step 4: Simplify right side
    431,143.02x = 142,892,015,937.03
  5. Step 5: Solve for x
    x = 142,892,015,937.03/431,143.02
  6. Step 6: Final answer
    x = 331,426.02

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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.