Home / 418,764.64-577,946.51-246,673.71

Finding the Fourth Proportional to 418,764.64, 577,946.51 and 246,673.71

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Solution

The fourth proportional to 418,764.64, 577,946.51 and 246,673.71 is: 340,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,764.64 : 577,946.51 = 246,673.71 : x
  2. Step 2: Convert to fraction form
    418,764.64/577,946.51 = 246,673.71/x
  3. Step 3: Cross multiply
    418,764.64x = 577,946.51 × 246,673.71
  4. Step 4: Simplify right side
    418,764.64x = 142,564,211,120.39
  5. Step 5: Solve for x
    x = 142,564,211,120.39/418,764.64
  6. Step 6: Final answer
    x = 340,439.94

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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.