Home / 538,088.49-742,847.09-416,957.85

Finding the Fourth Proportional to 538,088.49, 742,847.09 and 416,957.85

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Solution

The fourth proportional to 538,088.49, 742,847.09 and 416,957.85 is: 575,622.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,088.49 : 742,847.09 = 416,957.85 : x
  2. Step 2: Convert to fraction form
    538,088.49/742,847.09 = 416,957.85/x
  3. Step 3: Cross multiply
    538,088.49x = 742,847.09 × 416,957.85
  4. Step 4: Simplify right side
    538,088.49x = 309,735,923,440.37
  5. Step 5: Solve for x
    x = 309,735,923,440.37/538,088.49
  6. Step 6: Final answer
    x = 575,622.65

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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.