Home / 1,001,311.80-1,501,954.74-243,159.48

Finding the Fourth Proportional to 1,001,311.80, 1,501,954.74 and 243,159.48

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Solution

The fourth proportional to 1,001,311.80, 1,501,954.74 and 243,159.48 is: 364,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,311.80 : 1,501,954.74 = 243,159.48 : x
  2. Step 2: Convert to fraction form
    1,001,311.80/1,501,954.74 = 243,159.48/x
  3. Step 3: Cross multiply
    1,001,311.80x = 1,501,954.74 × 243,159.48
  4. Step 4: Simplify right side
    1,001,311.80x = 365,214,533,561.94
  5. Step 5: Solve for x
    x = 365,214,533,561.94/1,001,311.80
  6. Step 6: Final answer
    x = 364,736.07

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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.