Home / 804,574.70-1,206,862.05-243,637.10

Finding the Fourth Proportional to 804,574.70, 1,206,862.05 and 243,637.10

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Solution

The fourth proportional to 804,574.70, 1,206,862.05 and 243,637.10 is: 365,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,574.70 : 1,206,862.05 = 243,637.10 : x
  2. Step 2: Convert to fraction form
    804,574.70/1,206,862.05 = 243,637.10/x
  3. Step 3: Cross multiply
    804,574.70x = 1,206,862.05 × 243,637.10
  4. Step 4: Simplify right side
    804,574.70x = 294,036,369,962.06
  5. Step 5: Solve for x
    x = 294,036,369,962.06/804,574.70
  6. Step 6: Final answer
    x = 365,455.65

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Double scale
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Similar ratio
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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.