Home / 1,001,155.86-1,501,717.88-243,003.60

Finding the Fourth Proportional to 1,001,155.86, 1,501,717.88 and 243,003.60

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Solution

The fourth proportional to 1,001,155.86, 1,501,717.88 and 243,003.60 is: 364,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,155.86 : 1,501,717.88 = 243,003.60 : x
  2. Step 2: Convert to fraction form
    1,001,155.86/1,501,717.88 = 243,003.60/x
  3. Step 3: Cross multiply
    1,001,155.86x = 1,501,717.88 × 243,003.60
  4. Step 4: Simplify right side
    1,001,155.86x = 364,922,851,024.37
  5. Step 5: Solve for x
    x = 364,922,851,024.37/1,001,155.86
  6. Step 6: Final answer
    x = 364,501.54

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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.