Home / 800,501.32-1,104,687.88-437,918.59

Finding the Fourth Proportional to 800,501.32, 1,104,687.88 and 437,918.59

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Solution

The fourth proportional to 800,501.32, 1,104,687.88 and 437,918.59 is: 604,325.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,501.32 : 1,104,687.88 = 437,918.59 : x
  2. Step 2: Convert to fraction form
    800,501.32/1,104,687.88 = 437,918.59/x
  3. Step 3: Cross multiply
    800,501.32x = 1,104,687.88 × 437,918.59
  4. Step 4: Simplify right side
    800,501.32x = 483,763,358,799.69
  5. Step 5: Solve for x
    x = 483,763,358,799.69/800,501.32
  6. Step 6: Final answer
    x = 604,325.50

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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.