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Finding the Fourth Proportional to 301,411.60, 452,117.40 and 91,027.60

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Solution

The fourth proportional to 301,411.60, 452,117.40 and 91,027.60 is: 136,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,411.60 : 452,117.40 = 91,027.60 : x
  2. Step 2: Convert to fraction form
    301,411.60/452,117.40 = 91,027.60/x
  3. Step 3: Cross multiply
    301,411.60x = 452,117.40 × 91,027.60
  4. Step 4: Simplify right side
    301,411.60x = 41,155,161,840.24
  5. Step 5: Solve for x
    x = 41,155,161,840.24/301,411.60
  6. Step 6: Final answer
    x = 136,541.40

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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.