Home / 817,549.48-1,226,508.78-248,981.48

Finding the Fourth Proportional to 817,549.48, 1,226,508.78 and 248,981.48

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Solution

The fourth proportional to 817,549.48, 1,226,508.78 and 248,981.48 is: 373,528.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,549.48 : 1,226,508.78 = 248,981.48 : x
  2. Step 2: Convert to fraction form
    817,549.48/1,226,508.78 = 248,981.48/x
  3. Step 3: Cross multiply
    817,549.48x = 1,226,508.78 × 248,981.48
  4. Step 4: Simplify right side
    817,549.48x = 305,377,971,277.39
  5. Step 5: Solve for x
    x = 305,377,971,277.39/817,549.48
  6. Step 6: Final answer
    x = 373,528.43

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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.