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Finding the Fourth Proportional to 301,873.10, 452,809.65 and 202,340.30

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Solution

The fourth proportional to 301,873.10, 452,809.65 and 202,340.30 is: 303,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,873.10 : 452,809.65 = 202,340.30 : x
  2. Step 2: Convert to fraction form
    301,873.10/452,809.65 = 202,340.30/x
  3. Step 3: Cross multiply
    301,873.10x = 452,809.65 × 202,340.30
  4. Step 4: Simplify right side
    301,873.10x = 91,621,640,423.90
  5. Step 5: Solve for x
    x = 91,621,640,423.90/301,873.10
  6. Step 6: Final answer
    x = 303,510.45

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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.