Home / 731,571.36-1,009,561.04-404,885.01

Finding the Fourth Proportional to 731,571.36, 1,009,561.04 and 404,885.01

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Solution

The fourth proportional to 731,571.36, 1,009,561.04 and 404,885.01 is: 558,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,571.36 : 1,009,561.04 = 404,885.01 : x
  2. Step 2: Convert to fraction form
    731,571.36/1,009,561.04 = 404,885.01/x
  3. Step 3: Cross multiply
    731,571.36x = 1,009,561.04 × 404,885.01
  4. Step 4: Simplify right side
    731,571.36x = 408,756,128,474.91
  5. Step 5: Solve for x
    x = 408,756,128,474.91/731,571.36
  6. Step 6: Final answer
    x = 558,737.19

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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.