Home / 658,676.02-908,976.18-356,870.02

Finding the Fourth Proportional to 658,676.02, 908,976.18 and 356,870.02

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Solution

The fourth proportional to 658,676.02, 908,976.18 and 356,870.02 is: 492,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,676.02 : 908,976.18 = 356,870.02 : x
  2. Step 2: Convert to fraction form
    658,676.02/908,976.18 = 356,870.02/x
  3. Step 3: Cross multiply
    658,676.02x = 908,976.18 × 356,870.02
  4. Step 4: Simplify right side
    658,676.02x = 324,386,347,536.12
  5. Step 5: Solve for x
    x = 324,386,347,536.12/658,676.02
  6. Step 6: Final answer
    x = 492,482.40

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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.