Home / 833,322.12-1,149,979.10-470,863.32

Finding the Fourth Proportional to 833,322.12, 1,149,979.10 and 470,863.32

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Solution

The fourth proportional to 833,322.12, 1,149,979.10 and 470,863.32 is: 649,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,322.12 : 1,149,979.10 = 470,863.32 : x
  2. Step 2: Convert to fraction form
    833,322.12/1,149,979.10 = 470,863.32/x
  3. Step 3: Cross multiply
    833,322.12x = 1,149,979.10 × 470,863.32
  4. Step 4: Simplify right side
    833,322.12x = 541,482,976,956.61
  5. Step 5: Solve for x
    x = 541,482,976,956.61/833,322.12
  6. Step 6: Final answer
    x = 649,788.32

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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.