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Finding the Fourth Proportional to 524,016.60, 785,150.10 and 448,783.80

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Solution

The fourth proportional to 524,016.60, 785,150.10 and 448,783.80 is: 672,426.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,016.60 : 785,150.10 = 448,783.80 : x
  2. Step 2: Convert to fraction form
    524,016.60/785,150.10 = 448,783.80/x
  3. Step 3: Cross multiply
    524,016.60x = 785,150.10 × 448,783.80
  4. Step 4: Simplify right side
    524,016.60x = 352,362,645,448.38
  5. Step 5: Solve for x
    x = 352,362,645,448.38/524,016.60
  6. Step 6: Final answer
    x = 672,426.49

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1.5x scale

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.