Home / 767,013.56-1,058,514.76-427,484.24

Finding the Fourth Proportional to 767,013.56, 1,058,514.76 and 427,484.24

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Solution

The fourth proportional to 767,013.56, 1,058,514.76 and 427,484.24 is: 589,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,013.56 : 1,058,514.76 = 427,484.24 : x
  2. Step 2: Convert to fraction form
    767,013.56/1,058,514.76 = 427,484.24/x
  3. Step 3: Cross multiply
    767,013.56x = 1,058,514.76 × 427,484.24
  4. Step 4: Simplify right side
    767,013.56x = 452,498,377,707.38
  5. Step 5: Solve for x
    x = 452,498,377,707.38/767,013.56
  6. Step 6: Final answer
    x = 589,948.34

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Double scale
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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.