Home / 708,018.80-1,062,028.20-456,076.40

Finding the Fourth Proportional to 708,018.80, 1,062,028.20 and 456,076.40

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Solution

The fourth proportional to 708,018.80, 1,062,028.20 and 456,076.40 is: 684,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,018.80 : 1,062,028.20 = 456,076.40 : x
  2. Step 2: Convert to fraction form
    708,018.80/1,062,028.20 = 456,076.40/x
  3. Step 3: Cross multiply
    708,018.80x = 1,062,028.20 × 456,076.40
  4. Step 4: Simplify right side
    708,018.80x = 484,365,998,154.48
  5. Step 5: Solve for x
    x = 484,365,998,154.48/708,018.80
  6. Step 6: Final answer
    x = 684,114.60

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Similar ratio
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1.5x scale

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.