Home / 617,289.48-852,342.78-473,822.28

Finding the Fourth Proportional to 617,289.48, 852,342.78 and 473,822.28

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Solution

The fourth proportional to 617,289.48, 852,342.78 and 473,822.28 is: 654,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,289.48 : 852,342.78 = 473,822.28 : x
  2. Step 2: Convert to fraction form
    617,289.48/852,342.78 = 473,822.28/x
  3. Step 3: Cross multiply
    617,289.48x = 852,342.78 × 473,822.28
  4. Step 4: Simplify right side
    617,289.48x = 403,858,999,361.14
  5. Step 5: Solve for x
    x = 403,858,999,361.14/617,289.48
  6. Step 6: Final answer
    x = 654,245.72

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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.