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Finding the Fourth Proportional to 366,206.84, 549,130.49 and 152,910.78

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Solution

The fourth proportional to 366,206.84, 549,130.49 and 152,910.78 is: 229,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,206.84 : 549,130.49 = 152,910.78 : x
  2. Step 2: Convert to fraction form
    366,206.84/549,130.49 = 152,910.78/x
  3. Step 3: Cross multiply
    366,206.84x = 549,130.49 × 152,910.78
  4. Step 4: Simplify right side
    366,206.84x = 83,967,971,547.68
  5. Step 5: Solve for x
    x = 83,967,971,547.68/366,206.84
  6. Step 6: Final answer
    x = 229,291.11

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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.