Home / 880,746.94-1,215,433.11-518,184.46

Finding the Fourth Proportional to 880,746.94, 1,215,433.11 and 518,184.46

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Solution

The fourth proportional to 880,746.94, 1,215,433.11 and 518,184.46 is: 715,095.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,746.94 : 1,215,433.11 = 518,184.46 : x
  2. Step 2: Convert to fraction form
    880,746.94/1,215,433.11 = 518,184.46/x
  3. Step 3: Cross multiply
    880,746.94x = 1,215,433.11 × 518,184.46
  4. Step 4: Simplify right side
    880,746.94x = 629,818,549,771.47
  5. Step 5: Solve for x
    x = 629,818,549,771.47/880,746.94
  6. Step 6: Final answer
    x = 715,095.93

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Double scale
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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.