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Finding the Fourth Proportional to 366,315.40, 549,473.10 and 366,315.40

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Solution

The fourth proportional to 366,315.40, 549,473.10 and 366,315.40 is: 549,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,315.40 : 549,473.10 = 366,315.40 : x
  2. Step 2: Convert to fraction form
    366,315.40/549,473.10 = 366,315.40/x
  3. Step 3: Cross multiply
    366,315.40x = 549,473.10 × 366,315.40
  4. Step 4: Simplify right side
    366,315.40x = 201,280,458,415.74
  5. Step 5: Solve for x
    x = 201,280,458,415.74/366,315.40
  6. Step 6: Final answer
    x = 549,473.10

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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.