Home / 904,663.71-1,353,603.81-538,586.31

Finding the Fourth Proportional to 904,663.71, 1,353,603.81 and 538,586.31

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Solution

The fourth proportional to 904,663.71, 1,353,603.81 and 538,586.31 is: 805,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,663.71 : 1,353,603.81 = 538,586.31 : x
  2. Step 2: Convert to fraction form
    904,663.71/1,353,603.81 = 538,586.31/x
  3. Step 3: Cross multiply
    904,663.71x = 1,353,603.81 × 538,586.31
  4. Step 4: Simplify right side
    904,663.71x = 729,032,481,229.84
  5. Step 5: Solve for x
    x = 729,032,481,229.84/904,663.71
  6. Step 6: Final answer
    x = 805,860.20

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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.