Home / 850,938.69-1,276,559.73-282,353.91

Finding the Fourth Proportional to 850,938.69, 1,276,559.73 and 282,353.91

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Solution

The fourth proportional to 850,938.69, 1,276,559.73 and 282,353.91 is: 423,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,938.69 : 1,276,559.73 = 282,353.91 : x
  2. Step 2: Convert to fraction form
    850,938.69/1,276,559.73 = 282,353.91/x
  3. Step 3: Cross multiply
    850,938.69x = 1,276,559.73 × 282,353.91
  4. Step 4: Simplify right side
    850,938.69x = 360,441,631,114.04
  5. Step 5: Solve for x
    x = 360,441,631,114.04/850,938.69
  6. Step 6: Final answer
    x = 423,581.20

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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.