Home / 790,689.54-1,091,084.52-463,968.81

Finding the Fourth Proportional to 790,689.54, 1,091,084.52 and 463,968.81

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Solution

The fourth proportional to 790,689.54, 1,091,084.52 and 463,968.81 is: 640,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,689.54 : 1,091,084.52 = 463,968.81 : x
  2. Step 2: Convert to fraction form
    790,689.54/1,091,084.52 = 463,968.81/x
  3. Step 3: Cross multiply
    790,689.54x = 1,091,084.52 × 463,968.81
  4. Step 4: Simplify right side
    790,689.54x = 506,229,186,353.82
  5. Step 5: Solve for x
    x = 506,229,186,353.82/790,689.54
  6. Step 6: Final answer
    x = 640,237.62

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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.