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Finding the Fourth Proportional to 549,510.92, 822,846.84 and 379,258.14

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Solution

The fourth proportional to 549,510.92, 822,846.84 and 379,258.14 is: 567,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,510.92 : 822,846.84 = 379,258.14 : x
  2. Step 2: Convert to fraction form
    549,510.92/822,846.84 = 379,258.14/x
  3. Step 3: Cross multiply
    549,510.92x = 822,846.84 × 379,258.14
  4. Step 4: Simplify right side
    549,510.92x = 312,071,360,379.82
  5. Step 5: Solve for x
    x = 312,071,360,379.82/549,510.92
  6. Step 6: Final answer
    x = 567,907.47

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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.