Home / 842,623.68-1,162,737.12-480,025.93

Finding the Fourth Proportional to 842,623.68, 1,162,737.12 and 480,025.93

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Solution

The fourth proportional to 842,623.68, 1,162,737.12 and 480,025.93 is: 662,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,623.68 : 1,162,737.12 = 480,025.93 : x
  2. Step 2: Convert to fraction form
    842,623.68/1,162,737.12 = 480,025.93/x
  3. Step 3: Cross multiply
    842,623.68x = 1,162,737.12 × 480,025.93
  4. Step 4: Simplify right side
    842,623.68x = 558,143,964,466.68
  5. Step 5: Solve for x
    x = 558,143,964,466.68/842,623.68
  6. Step 6: Final answer
    x = 662,388.18

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1.5x scale

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.