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Finding the Fourth Proportional to 240,473.64, 360,365.40 and 135,070.77

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Solution

The fourth proportional to 240,473.64, 360,365.40 and 135,070.77 is: 202,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,473.64 : 360,365.40 = 135,070.77 : x
  2. Step 2: Convert to fraction form
    240,473.64/360,365.40 = 135,070.77/x
  3. Step 3: Cross multiply
    240,473.64x = 360,365.40 × 135,070.77
  4. Step 4: Simplify right side
    240,473.64x = 48,674,832,059.36
  5. Step 5: Solve for x
    x = 48,674,832,059.36/240,473.64
  6. Step 6: Final answer
    x = 202,412.34

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1.5x scale

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.