Home / 708,026.80-1,062,040.20-456,084.40

Finding the Fourth Proportional to 708,026.80, 1,062,040.20 and 456,084.40

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Solution

The fourth proportional to 708,026.80, 1,062,040.20 and 456,084.40 is: 684,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,026.80 : 1,062,040.20 = 456,084.40 : x
  2. Step 2: Convert to fraction form
    708,026.80/1,062,040.20 = 456,084.40/x
  3. Step 3: Cross multiply
    708,026.80x = 1,062,040.20 × 456,084.40
  4. Step 4: Simplify right side
    708,026.80x = 484,379,967,392.88
  5. Step 5: Solve for x
    x = 484,379,967,392.88/708,026.80
  6. Step 6: Final answer
    x = 684,126.60

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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.