Home / 800,243.58-1,104,320.61-437,666.28

Finding the Fourth Proportional to 800,243.58, 1,104,320.61 and 437,666.28

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Solution

The fourth proportional to 800,243.58, 1,104,320.61 and 437,666.28 is: 603,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,243.58 : 1,104,320.61 = 437,666.28 : x
  2. Step 2: Convert to fraction form
    800,243.58/1,104,320.61 = 437,666.28/x
  3. Step 3: Cross multiply
    800,243.58x = 1,104,320.61 × 437,666.28
  4. Step 4: Simplify right side
    800,243.58x = 483,323,893,306.03
  5. Step 5: Solve for x
    x = 483,323,893,306.03/800,243.58
  6. Step 6: Final answer
    x = 603,970.97

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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.