Home / 901,237.04-1,243,622.05-538,588.70

Finding the Fourth Proportional to 901,237.04, 1,243,622.05 and 538,588.70

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Solution

The fourth proportional to 901,237.04, 1,243,622.05 and 538,588.70 is: 743,201.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,237.04 : 1,243,622.05 = 538,588.70 : x
  2. Step 2: Convert to fraction form
    901,237.04/1,243,622.05 = 538,588.70/x
  3. Step 3: Cross multiply
    901,237.04x = 1,243,622.05 × 538,588.70
  4. Step 4: Simplify right side
    901,237.04x = 669,800,775,636.25
  5. Step 5: Solve for x
    x = 669,800,775,636.25/901,237.04
  6. Step 6: Final answer
    x = 743,201.57

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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.