Home / 870,506.33-1,199,322.65-673,595.80

Finding the Fourth Proportional to 870,506.33, 1,199,322.65 and 673,595.80

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Solution

The fourth proportional to 870,506.33, 1,199,322.65 and 673,595.80 is: 928,033.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,506.33 : 1,199,322.65 = 673,595.80 : x
  2. Step 2: Convert to fraction form
    870,506.33/1,199,322.65 = 673,595.80/x
  3. Step 3: Cross multiply
    870,506.33x = 1,199,322.65 × 673,595.80
  4. Step 4: Simplify right side
    870,506.33x = 807,858,698,570.55
  5. Step 5: Solve for x
    x = 807,858,698,570.55/870,506.33
  6. Step 6: Final answer
    x = 928,033.12

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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.