Home / 736,979.82-1,105,457.35-331,946.74

Finding the Fourth Proportional to 736,979.82, 1,105,457.35 and 331,946.74

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Solution

The fourth proportional to 736,979.82, 1,105,457.35 and 331,946.74 is: 497,914.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,979.82 : 1,105,457.35 = 331,946.74 : x
  2. Step 2: Convert to fraction form
    736,979.82/1,105,457.35 = 331,946.74/x
  3. Step 3: Cross multiply
    736,979.82x = 1,105,457.35 × 331,946.74
  4. Step 4: Simplify right side
    736,979.82x = 366,952,963,541.54
  5. Step 5: Solve for x
    x = 366,952,963,541.54/736,979.82
  6. Step 6: Final answer
    x = 497,914.53

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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.