Home / 301,975.20-452,962.80-202,442.40

Finding the Fourth Proportional to 301,975.20, 452,962.80 and 202,442.40

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Solution

The fourth proportional to 301,975.20, 452,962.80 and 202,442.40 is: 303,663.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,975.20 : 452,962.80 = 202,442.40 : x
  2. Step 2: Convert to fraction form
    301,975.20/452,962.80 = 202,442.40/x
  3. Step 3: Cross multiply
    301,975.20x = 452,962.80 × 202,442.40
  4. Step 4: Simplify right side
    301,975.20x = 91,698,876,342.72
  5. Step 5: Solve for x
    x = 91,698,876,342.72/301,975.20
  6. Step 6: Final answer
    x = 303,663.60

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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.