Home / 836,618.10-1,154,529.86-474,111.02

Finding the Fourth Proportional to 836,618.10, 1,154,529.86 and 474,111.02

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Solution

The fourth proportional to 836,618.10, 1,154,529.86 and 474,111.02 is: 654,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,618.10 : 1,154,529.86 = 474,111.02 : x
  2. Step 2: Convert to fraction form
    836,618.10/1,154,529.86 = 474,111.02/x
  3. Step 3: Cross multiply
    836,618.10x = 1,154,529.86 × 474,111.02
  4. Step 4: Simplify right side
    836,618.10x = 547,375,329,545.06
  5. Step 5: Solve for x
    x = 547,375,329,545.06/836,618.10
  6. Step 6: Final answer
    x = 654,271.44

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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.