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Finding the Fourth Proportional to 426,108.69, 588,242.88 and 265,015.67

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Solution

The fourth proportional to 426,108.69, 588,242.88 and 265,015.67 is: 365,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,108.69 : 588,242.88 = 265,015.67 : x
  2. Step 2: Convert to fraction form
    426,108.69/588,242.88 = 265,015.67/x
  3. Step 3: Cross multiply
    426,108.69x = 588,242.88 × 265,015.67
  4. Step 4: Simplify right side
    426,108.69x = 155,893,578,024.72
  5. Step 5: Solve for x
    x = 155,893,578,024.72/426,108.69
  6. Step 6: Final answer
    x = 365,854.02

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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.