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Finding the Fourth Proportional to 340,337.51, 510,510.36 and 103,682.24

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Solution

The fourth proportional to 340,337.51, 510,510.36 and 103,682.24 is: 155,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,337.51 : 510,510.36 = 103,682.24 : x
  2. Step 2: Convert to fraction form
    340,337.51/510,510.36 = 103,682.24/x
  3. Step 3: Cross multiply
    340,337.51x = 510,510.36 × 103,682.24
  4. Step 4: Simplify right side
    340,337.51x = 52,930,855,115.45
  5. Step 5: Solve for x
    x = 52,930,855,115.45/340,337.51
  6. Step 6: Final answer
    x = 155,524.60

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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.