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Finding the Fourth Proportional to 365,117.64, 547,802.82 and 260,750.76

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Solution

The fourth proportional to 365,117.64, 547,802.82 and 260,750.76 is: 391,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,117.64 : 547,802.82 = 260,750.76 : x
  2. Step 2: Convert to fraction form
    365,117.64/547,802.82 = 260,750.76/x
  3. Step 3: Cross multiply
    365,117.64x = 547,802.82 × 260,750.76
  4. Step 4: Simplify right side
    365,117.64x = 142,840,001,645.14
  5. Step 5: Solve for x
    x = 142,840,001,645.14/365,117.64
  6. Step 6: Final answer
    x = 391,216.38

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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.