Home / 827,431.87-1,141,948.65-500,924.84

Finding the Fourth Proportional to 827,431.87, 1,141,948.65 and 500,924.84

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Solution

The fourth proportional to 827,431.87, 1,141,948.65 and 500,924.84 is: 691,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,431.87 : 1,141,948.65 = 500,924.84 : x
  2. Step 2: Convert to fraction form
    827,431.87/1,141,948.65 = 500,924.84/x
  3. Step 3: Cross multiply
    827,431.87x = 1,141,948.65 × 500,924.84
  4. Step 4: Simplify right side
    827,431.87x = 572,030,444,789.47
  5. Step 5: Solve for x
    x = 572,030,444,789.47/827,431.87
  6. Step 6: Final answer
    x = 691,332.39

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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.