Home / 903,918.72-1,353,801.13-523,899.46

Finding the Fourth Proportional to 903,918.72, 1,353,801.13 and 523,899.46

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Solution

The fourth proportional to 903,918.72, 1,353,801.13 and 523,899.46 is: 784,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,918.72 : 1,353,801.13 = 523,899.46 : x
  2. Step 2: Convert to fraction form
    903,918.72/1,353,801.13 = 523,899.46/x
  3. Step 3: Cross multiply
    903,918.72x = 1,353,801.13 × 523,899.46
  4. Step 4: Simplify right side
    903,918.72x = 709,255,681,336.89
  5. Step 5: Solve for x
    x = 709,255,681,336.89/903,918.72
  6. Step 6: Final answer
    x = 784,645.41

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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.