Home / 804,501.30-1,206,751.95-489,054.90

Finding the Fourth Proportional to 804,501.30, 1,206,751.95 and 489,054.90

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Solution

The fourth proportional to 804,501.30, 1,206,751.95 and 489,054.90 is: 733,582.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,501.30 : 1,206,751.95 = 489,054.90 : x
  2. Step 2: Convert to fraction form
    804,501.30/1,206,751.95 = 489,054.90/x
  3. Step 3: Cross multiply
    804,501.30x = 1,206,751.95 × 489,054.90
  4. Step 4: Simplify right side
    804,501.30x = 590,167,954,232.06
  5. Step 5: Solve for x
    x = 590,167,954,232.06/804,501.30
  6. Step 6: Final answer
    x = 733,582.35

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Double scale
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Similar ratio
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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.