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Finding the Fourth Proportional to 416,594.65, 574,897.75 and 225,603.67

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Solution

The fourth proportional to 416,594.65, 574,897.75 and 225,603.67 is: 311,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,594.65 : 574,897.75 = 225,603.67 : x
  2. Step 2: Convert to fraction form
    416,594.65/574,897.75 = 225,603.67/x
  3. Step 3: Cross multiply
    416,594.65x = 574,897.75 × 225,603.67
  4. Step 4: Simplify right side
    416,594.65x = 129,699,042,274.74
  5. Step 5: Solve for x
    x = 129,699,042,274.74/416,594.65
  6. Step 6: Final answer
    x = 311,331.51

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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.