Home / 340,617.96-510,054.57-284,318.10

Finding the Fourth Proportional to 340,617.96, 510,054.57 and 284,318.10

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Solution

The fourth proportional to 340,617.96, 510,054.57 and 284,318.10 is: 425,748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,617.96 : 510,054.57 = 284,318.10 : x
  2. Step 2: Convert to fraction form
    340,617.96/510,054.57 = 284,318.10/x
  3. Step 3: Cross multiply
    340,617.96x = 510,054.57 × 284,318.10
  4. Step 4: Simplify right side
    340,617.96x = 145,017,746,238.72
  5. Step 5: Solve for x
    x = 145,017,746,238.72/340,617.96
  6. Step 6: Final answer
    x = 425,748.97

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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.