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Finding the Fourth Proportional to 366,533.16, 549,664.88 and 126,586.01

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Solution

The fourth proportional to 366,533.16, 549,664.88 and 126,586.01 is: 189,832.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,533.16 : 549,664.88 = 126,586.01 : x
  2. Step 2: Convert to fraction form
    366,533.16/549,664.88 = 126,586.01/x
  3. Step 3: Cross multiply
    366,533.16x = 549,664.88 × 126,586.01
  4. Step 4: Simplify right side
    366,533.16x = 69,579,880,615.07
  5. Step 5: Solve for x
    x = 69,579,880,615.07/366,533.16
  6. Step 6: Final answer
    x = 189,832.43

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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.