Home / 790,532.77-1,090,935.56-427,956.62

Finding the Fourth Proportional to 790,532.77, 1,090,935.56 and 427,956.62

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Solution

The fourth proportional to 790,532.77, 1,090,935.56 and 427,956.62 is: 590,580.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,532.77 : 1,090,935.56 = 427,956.62 : x
  2. Step 2: Convert to fraction form
    790,532.77/1,090,935.56 = 427,956.62/x
  3. Step 3: Cross multiply
    790,532.77x = 1,090,935.56 × 427,956.62
  4. Step 4: Simplify right side
    790,532.77x = 466,873,094,895.41
  5. Step 5: Solve for x
    x = 466,873,094,895.41/790,532.77
  6. Step 6: Final answer
    x = 590,580.32

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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.