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Finding the Fourth Proportional to 607,019.85, 837,690.12 and 335,082.69

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Solution

The fourth proportional to 607,019.85, 837,690.12 and 335,082.69 is: 462,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,019.85 : 837,690.12 = 335,082.69 : x
  2. Step 2: Convert to fraction form
    607,019.85/837,690.12 = 335,082.69/x
  3. Step 3: Cross multiply
    607,019.85x = 837,690.12 × 335,082.69
  4. Step 4: Simplify right side
    607,019.85x = 280,695,458,796.02
  5. Step 5: Solve for x
    x = 280,695,458,796.02/607,019.85
  6. Step 6: Final answer
    x = 462,415.62

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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.