Home / 330,227.02-455,715.03-187,014.94

Finding the Fourth Proportional to 330,227.02, 455,715.03 and 187,014.94

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Solution

The fourth proportional to 330,227.02, 455,715.03 and 187,014.94 is: 258,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,227.02 : 455,715.03 = 187,014.94 : x
  2. Step 2: Convert to fraction form
    330,227.02/455,715.03 = 187,014.94/x
  3. Step 3: Cross multiply
    330,227.02x = 455,715.03 × 187,014.94
  4. Step 4: Simplify right side
    330,227.02x = 85,225,518,992.55
  5. Step 5: Solve for x
    x = 85,225,518,992.55/330,227.02
  6. Step 6: Final answer
    x = 258,081.60

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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.