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Finding the Fourth Proportional to 270,887.95, 373,828.12 and 163,437.22

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Solution

The fourth proportional to 270,887.95, 373,828.12 and 163,437.22 is: 225,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,887.95 : 373,828.12 = 163,437.22 : x
  2. Step 2: Convert to fraction form
    270,887.95/373,828.12 = 163,437.22/x
  3. Step 3: Cross multiply
    270,887.95x = 373,828.12 × 163,437.22
  4. Step 4: Simplify right side
    270,887.95x = 61,097,428,749.32
  5. Step 5: Solve for x
    x = 61,097,428,749.32/270,887.95
  6. Step 6: Final answer
    x = 225,545.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.