Home / 959,498.64-1,439,255.22-328,417.92

Finding the Fourth Proportional to 959,498.64, 1,439,255.22 and 328,417.92

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Solution

The fourth proportional to 959,498.64, 1,439,255.22 and 328,417.92 is: 492,629.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,498.64 : 1,439,255.22 = 328,417.92 : x
  2. Step 2: Convert to fraction form
    959,498.64/1,439,255.22 = 328,417.92/x
  3. Step 3: Cross multiply
    959,498.64x = 1,439,255.22 × 328,417.92
  4. Step 4: Simplify right side
    959,498.64x = 472,677,205,701.54
  5. Step 5: Solve for x
    x = 472,677,205,701.54/959,498.64
  6. Step 6: Final answer
    x = 492,629.36

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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.