Home / 737,661.47-1,018,069.83-415,434.56

Finding the Fourth Proportional to 737,661.47, 1,018,069.83 and 415,434.56

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Solution

The fourth proportional to 737,661.47, 1,018,069.83 and 415,434.56 is: 573,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,661.47 : 1,018,069.83 = 415,434.56 : x
  2. Step 2: Convert to fraction form
    737,661.47/1,018,069.83 = 415,434.56/x
  3. Step 3: Cross multiply
    737,661.47x = 1,018,069.83 × 415,434.56
  4. Step 4: Simplify right side
    737,661.47x = 422,941,386,784.98
  5. Step 5: Solve for x
    x = 422,941,386,784.98/737,661.47
  6. Step 6: Final answer
    x = 573,354.32

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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.