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Finding the Fourth Proportional to 617,598.24, 852,284.28 and 345,665.04

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Solution

The fourth proportional to 617,598.24, 852,284.28 and 345,665.04 is: 477,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,598.24 : 852,284.28 = 345,665.04 : x
  2. Step 2: Convert to fraction form
    617,598.24/852,284.28 = 345,665.04/x
  3. Step 3: Cross multiply
    617,598.24x = 852,284.28 × 345,665.04
  4. Step 4: Simplify right side
    617,598.24x = 294,604,879,737.57
  5. Step 5: Solve for x
    x = 294,604,879,737.57/617,598.24
  6. Step 6: Final answer
    x = 477,017.03

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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.