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Finding the Fourth Proportional to 617,355, 852,059.10 and 362,706.12

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Solution

The fourth proportional to 617,355, 852,059.10 and 362,706.12 is: 500,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,355 : 852,059.10 = 362,706.12 : x
  2. Step 2: Convert to fraction form
    617,355/852,059.10 = 362,706.12/x
  3. Step 3: Cross multiply
    617,355x = 852,059.10 × 362,706.12
  4. Step 4: Simplify right side
    617,355x = 309,047,050,171.69
  5. Step 5: Solve for x
    x = 309,047,050,171.69/617,355
  6. Step 6: Final answer
    x = 500,598.60

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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.