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Finding the Fourth Proportional to 675,080.08, 931,572.81 and 369,095.55

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Solution

The fourth proportional to 675,080.08, 931,572.81 and 369,095.55 is: 509,331.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,080.08 : 931,572.81 = 369,095.55 : x
  2. Step 2: Convert to fraction form
    675,080.08/931,572.81 = 369,095.55/x
  3. Step 3: Cross multiply
    675,080.08x = 931,572.81 × 369,095.55
  4. Step 4: Simplify right side
    675,080.08x = 343,839,377,007.66
  5. Step 5: Solve for x
    x = 343,839,377,007.66/675,080.08
  6. Step 6: Final answer
    x = 509,331.24

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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.