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Finding the Fourth Proportional to 475,349.26, 712,544.10 and 297,980.83

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Solution

The fourth proportional to 475,349.26, 712,544.10 and 297,980.83 is: 446,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,349.26 : 712,544.10 = 297,980.83 : x
  2. Step 2: Convert to fraction form
    475,349.26/712,544.10 = 297,980.83/x
  3. Step 3: Cross multiply
    475,349.26x = 712,544.10 × 297,980.83
  4. Step 4: Simplify right side
    475,349.26x = 212,324,482,329.60
  5. Step 5: Solve for x
    x = 212,324,482,329.60/475,349.26
  6. Step 6: Final answer
    x = 446,670.48

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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.