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Finding the Fourth Proportional to 675,660.09, 932,411.01 and 369,736.53

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Solution

The fourth proportional to 675,660.09, 932,411.01 and 369,736.53 is: 510,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,660.09 : 932,411.01 = 369,736.53 : x
  2. Step 2: Convert to fraction form
    675,660.09/932,411.01 = 369,736.53/x
  3. Step 3: Cross multiply
    675,660.09x = 932,411.01 × 369,736.53
  4. Step 4: Simplify right side
    675,660.09x = 344,746,416,088.50
  5. Step 5: Solve for x
    x = 344,746,416,088.50/675,660.09
  6. Step 6: Final answer
    x = 510,236.47

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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.