Home / 904,971.33-1,248,870.69-497,082.74

Finding the Fourth Proportional to 904,971.33, 1,248,870.69 and 497,082.74

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Solution

The fourth proportional to 904,971.33, 1,248,870.69 and 497,082.74 is: 685,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,971.33 : 1,248,870.69 = 497,082.74 : x
  2. Step 2: Convert to fraction form
    904,971.33/1,248,870.69 = 497,082.74/x
  3. Step 3: Cross multiply
    904,971.33x = 1,248,870.69 × 497,082.74
  4. Step 4: Simplify right side
    904,971.33x = 620,792,058,246.54
  5. Step 5: Solve for x
    x = 620,792,058,246.54/904,971.33
  6. Step 6: Final answer
    x = 685,979.81

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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.