Home / 506,870.03-759,632.50-422,794.91

Finding the Fourth Proportional to 506,870.03, 759,632.50 and 422,794.91

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Solution

The fourth proportional to 506,870.03, 759,632.50 and 422,794.91 is: 633,631.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,870.03 : 759,632.50 = 422,794.91 : x
  2. Step 2: Convert to fraction form
    506,870.03/759,632.50 = 422,794.91/x
  3. Step 3: Cross multiply
    506,870.03x = 759,632.50 × 422,794.91
  4. Step 4: Simplify right side
    506,870.03x = 321,168,752,356.60
  5. Step 5: Solve for x
    x = 321,168,752,356.60/506,870.03
  6. Step 6: Final answer
    x = 633,631.38

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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.