Home / 474,192.12-655,024.14-379,376.76

Finding the Fourth Proportional to 474,192.12, 655,024.14 and 379,376.76

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Solution

The fourth proportional to 474,192.12, 655,024.14 and 379,376.76 is: 524,051.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,192.12 : 655,024.14 = 379,376.76 : x
  2. Step 2: Convert to fraction form
    474,192.12/655,024.14 = 379,376.76/x
  3. Step 3: Cross multiply
    474,192.12x = 655,024.14 × 379,376.76
  4. Step 4: Simplify right side
    474,192.12x = 248,500,935,954.99
  5. Step 5: Solve for x
    x = 248,500,935,954.99/474,192.12
  6. Step 6: Final answer
    x = 524,051.17

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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.