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Finding the Fourth Proportional to 452,555.44, 624,509.34 and 251,364.40

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Solution

The fourth proportional to 452,555.44, 624,509.34 and 251,364.40 is: 346,873.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,555.44 : 624,509.34 = 251,364.40 : x
  2. Step 2: Convert to fraction form
    452,555.44/624,509.34 = 251,364.40/x
  3. Step 3: Cross multiply
    452,555.44x = 624,509.34 × 251,364.40
  4. Step 4: Simplify right side
    452,555.44x = 156,979,415,543.50
  5. Step 5: Solve for x
    x = 156,979,415,543.50/452,555.44
  6. Step 6: Final answer
    x = 346,873.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.