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Finding the Fourth Proportional to 349,459.57, 524,244.71 and 112,746.89

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Solution

The fourth proportional to 349,459.57, 524,244.71 and 112,746.89 is: 169,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,459.57 : 524,244.71 = 112,746.89 : x
  2. Step 2: Convert to fraction form
    349,459.57/524,244.71 = 112,746.89/x
  3. Step 3: Cross multiply
    349,459.57x = 524,244.71 × 112,746.89
  4. Step 4: Simplify right side
    349,459.57x = 59,106,961,609.73
  5. Step 5: Solve for x
    x = 59,106,961,609.73/349,459.57
  6. Step 6: Final answer
    x = 169,138.20

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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.