Home / 748,036.40-1,122,054.60-524,087.60

Finding the Fourth Proportional to 748,036.40, 1,122,054.60 and 524,087.60

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Solution

The fourth proportional to 748,036.40, 1,122,054.60 and 524,087.60 is: 786,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,036.40 : 1,122,054.60 = 524,087.60 : x
  2. Step 2: Convert to fraction form
    748,036.40/1,122,054.60 = 524,087.60/x
  3. Step 3: Cross multiply
    748,036.40x = 1,122,054.60 × 524,087.60
  4. Step 4: Simplify right side
    748,036.40x = 588,054,902,382.96
  5. Step 5: Solve for x
    x = 588,054,902,382.96/748,036.40
  6. Step 6: Final answer
    x = 786,131.40

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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.