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Finding the Fourth Proportional to 301,867.60, 452,801.40 and 144,403.60

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Solution

The fourth proportional to 301,867.60, 452,801.40 and 144,403.60 is: 216,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,867.60 : 452,801.40 = 144,403.60 : x
  2. Step 2: Convert to fraction form
    301,867.60/452,801.40 = 144,403.60/x
  3. Step 3: Cross multiply
    301,867.60x = 452,801.40 × 144,403.60
  4. Step 4: Simplify right side
    301,867.60x = 65,386,152,245.04
  5. Step 5: Solve for x
    x = 65,386,152,245.04/301,867.60
  6. Step 6: Final answer
    x = 216,605.40

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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.