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Finding the Fourth Proportional to 366,478.19, 549,715.41 and 92,924.45

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Solution

The fourth proportional to 366,478.19, 549,715.41 and 92,924.45 is: 139,386.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,478.19 : 549,715.41 = 92,924.45 : x
  2. Step 2: Convert to fraction form
    366,478.19/549,715.41 = 92,924.45/x
  3. Step 3: Cross multiply
    366,478.19x = 549,715.41 × 92,924.45
  4. Step 4: Simplify right side
    366,478.19x = 51,081,999,382.20
  5. Step 5: Solve for x
    x = 51,081,999,382.20/366,478.19
  6. Step 6: Final answer
    x = 139,386.19

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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.