Home / 551,238.28-760,827.30-336,332.20

Finding the Fourth Proportional to 551,238.28, 760,827.30 and 336,332.20

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Solution

The fourth proportional to 551,238.28, 760,827.30 and 336,332.20 is: 464,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,238.28 : 760,827.30 = 336,332.20 : x
  2. Step 2: Convert to fraction form
    551,238.28/760,827.30 = 336,332.20/x
  3. Step 3: Cross multiply
    551,238.28x = 760,827.30 × 336,332.20
  4. Step 4: Simplify right side
    551,238.28x = 255,890,719,629.06
  5. Step 5: Solve for x
    x = 255,890,719,629.06/551,238.28
  6. Step 6: Final answer
    x = 464,210.72

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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.