Home / 928,497.32-1,392,778.98-297,329.12

Finding the Fourth Proportional to 928,497.32, 1,392,778.98 and 297,329.12

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Solution

The fourth proportional to 928,497.32, 1,392,778.98 and 297,329.12 is: 446,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,497.32 : 1,392,778.98 = 297,329.12 : x
  2. Step 2: Convert to fraction form
    928,497.32/1,392,778.98 = 297,329.12/x
  3. Step 3: Cross multiply
    928,497.32x = 1,392,778.98 × 297,329.12
  4. Step 4: Simplify right side
    928,497.32x = 414,113,748,477.90
  5. Step 5: Solve for x
    x = 414,113,748,477.90/928,497.32
  6. Step 6: Final answer
    x = 446,004.25

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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.