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Finding the Fourth Proportional to 401,700.83, 554,337.31 and 224,889.07

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Solution

The fourth proportional to 401,700.83, 554,337.31 and 224,889.07 is: 310,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,700.83 : 554,337.31 = 224,889.07 : x
  2. Step 2: Convert to fraction form
    401,700.83/554,337.31 = 224,889.07/x
  3. Step 3: Cross multiply
    401,700.83x = 554,337.31 × 224,889.07
  4. Step 4: Simplify right side
    401,700.83x = 124,664,400,164.14
  5. Step 5: Solve for x
    x = 124,664,400,164.14/401,700.83
  6. Step 6: Final answer
    x = 310,341.41

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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.