Home / 657,475.84-986,312.34-230,936.46

Finding the Fourth Proportional to 657,475.84, 986,312.34 and 230,936.46

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Solution

The fourth proportional to 657,475.84, 986,312.34 and 230,936.46 is: 346,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,475.84 : 986,312.34 = 230,936.46 : x
  2. Step 2: Convert to fraction form
    657,475.84/986,312.34 = 230,936.46/x
  3. Step 3: Cross multiply
    657,475.84x = 986,312.34 × 230,936.46
  4. Step 4: Simplify right side
    657,475.84x = 227,775,480,253.92
  5. Step 5: Solve for x
    x = 227,775,480,253.92/657,475.84
  6. Step 6: Final answer
    x = 346,439.32

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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.