Home / 1,001,228.38-1,501,843.01-243,070.81

Finding the Fourth Proportional to 1,001,228.38, 1,501,843.01 and 243,070.81

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Solution

The fourth proportional to 1,001,228.38, 1,501,843.01 and 243,070.81 is: 364,606.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,228.38 : 1,501,843.01 = 243,070.81 : x
  2. Step 2: Convert to fraction form
    1,001,228.38/1,501,843.01 = 243,070.81/x
  3. Step 3: Cross multiply
    1,001,228.38x = 1,501,843.01 × 243,070.81
  4. Step 4: Simplify right side
    1,001,228.38x = 365,054,191,963.58
  5. Step 5: Solve for x
    x = 365,054,191,963.58/1,001,228.38
  6. Step 6: Final answer
    x = 364,606.32

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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.