Home / 804,146.04-1,203,204.18-478,743.90

Finding the Fourth Proportional to 804,146.04, 1,203,204.18 and 478,743.90

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Solution

The fourth proportional to 804,146.04, 1,203,204.18 and 478,743.90 is: 716,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,146.04 : 1,203,204.18 = 478,743.90 : x
  2. Step 2: Convert to fraction form
    804,146.04/1,203,204.18 = 478,743.90/x
  3. Step 3: Cross multiply
    804,146.04x = 1,203,204.18 × 478,743.90
  4. Step 4: Simplify right side
    804,146.04x = 576,026,661,629.50
  5. Step 5: Solve for x
    x = 576,026,661,629.50/804,146.04
  6. Step 6: Final answer
    x = 716,320.96

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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.