Home / 474,784.02-655,097.20-281,095.55

Finding the Fourth Proportional to 474,784.02, 655,097.20 and 281,095.55

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Solution

The fourth proportional to 474,784.02, 655,097.20 and 281,095.55 is: 387,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,784.02 : 655,097.20 = 281,095.55 : x
  2. Step 2: Convert to fraction form
    474,784.02/655,097.20 = 281,095.55/x
  3. Step 3: Cross multiply
    474,784.02x = 655,097.20 × 281,095.55
  4. Step 4: Simplify right side
    474,784.02x = 184,144,908,672.46
  5. Step 5: Solve for x
    x = 184,144,908,672.46/474,784.02
  6. Step 6: Final answer
    x = 387,849.85

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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.