Home / 462,270.12-637,931.44-258,321.23

Finding the Fourth Proportional to 462,270.12, 637,931.44 and 258,321.23

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Solution

The fourth proportional to 462,270.12, 637,931.44 and 258,321.23 is: 356,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,270.12 : 637,931.44 = 258,321.23 : x
  2. Step 2: Convert to fraction form
    462,270.12/637,931.44 = 258,321.23/x
  3. Step 3: Cross multiply
    462,270.12x = 637,931.44 × 258,321.23
  4. Step 4: Simplify right side
    462,270.12x = 164,791,235,185.50
  5. Step 5: Solve for x
    x = 164,791,235,185.50/462,270.12
  6. Step 6: Final answer
    x = 356,482.56

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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.