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Finding the Fourth Proportional to 444,498.08, 613,411.52 and 243,298.40

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Solution

The fourth proportional to 444,498.08, 613,411.52 and 243,298.40 is: 335,754.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,498.08 : 613,411.52 = 243,298.40 : x
  2. Step 2: Convert to fraction form
    444,498.08/613,411.52 = 243,298.40/x
  3. Step 3: Cross multiply
    444,498.08x = 613,411.52 × 243,298.40
  4. Step 4: Simplify right side
    444,498.08x = 149,242,041,357.57
  5. Step 5: Solve for x
    x = 149,242,041,357.57/444,498.08
  6. Step 6: Final answer
    x = 335,754.07

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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.