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Finding the Fourth Proportional to 301,868.40, 452,802.60 and 144,404.40

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Solution

The fourth proportional to 301,868.40, 452,802.60 and 144,404.40 is: 216,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,868.40 : 452,802.60 = 144,404.40 : x
  2. Step 2: Convert to fraction form
    301,868.40/452,802.60 = 144,404.40/x
  3. Step 3: Cross multiply
    301,868.40x = 452,802.60 × 144,404.40
  4. Step 4: Simplify right side
    301,868.40x = 65,386,687,771.44
  5. Step 5: Solve for x
    x = 65,386,687,771.44/301,868.40
  6. Step 6: Final answer
    x = 216,606.60

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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.