Home / 870,461.52-1,305,541.80-230,769.48

Finding the Fourth Proportional to 870,461.52, 1,305,541.80 and 230,769.48

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Solution

The fourth proportional to 870,461.52, 1,305,541.80 and 230,769.48 is: 346,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,461.52 : 1,305,541.80 = 230,769.48 : x
  2. Step 2: Convert to fraction form
    870,461.52/1,305,541.80 = 230,769.48/x
  3. Step 3: Cross multiply
    870,461.52x = 1,305,541.80 × 230,769.48
  4. Step 4: Simplify right side
    870,461.52x = 301,279,202,304.26
  5. Step 5: Solve for x
    x = 301,279,202,304.26/870,461.52
  6. Step 6: Final answer
    x = 346,114.33

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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.