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Finding the Fourth Proportional to 366,713.91, 549,217.93 and 356,623.74

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Solution

The fourth proportional to 366,713.91, 549,217.93 and 356,623.74 is: 534,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,713.91 : 549,217.93 = 356,623.74 : x
  2. Step 2: Convert to fraction form
    366,713.91/549,217.93 = 356,623.74/x
  3. Step 3: Cross multiply
    366,713.91x = 549,217.93 × 356,623.74
  4. Step 4: Simplify right side
    366,713.91x = 195,864,152,271.66
  5. Step 5: Solve for x
    x = 195,864,152,271.66/366,713.91
  6. Step 6: Final answer
    x = 534,106.14

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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.