Home / 828,521.52-1,143,401.04-466,059.48

Finding the Fourth Proportional to 828,521.52, 1,143,401.04 and 466,059.48

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Solution

The fourth proportional to 828,521.52, 1,143,401.04 and 466,059.48 is: 643,185.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,521.52 : 1,143,401.04 = 466,059.48 : x
  2. Step 2: Convert to fraction form
    828,521.52/1,143,401.04 = 466,059.48/x
  3. Step 3: Cross multiply
    828,521.52x = 1,143,401.04 × 466,059.48
  4. Step 4: Simplify right side
    828,521.52x = 532,892,894,133.86
  5. Step 5: Solve for x
    x = 532,892,894,133.86/828,521.52
  6. Step 6: Final answer
    x = 643,185.34

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Double scale
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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.