Home / 846,938.90-1,168,777.69-464,990.29

Finding the Fourth Proportional to 846,938.90, 1,168,777.69 and 464,990.29

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Solution

The fourth proportional to 846,938.90, 1,168,777.69 and 464,990.29 is: 641,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,938.90 : 1,168,777.69 = 464,990.29 : x
  2. Step 2: Convert to fraction form
    846,938.90/1,168,777.69 = 464,990.29/x
  3. Step 3: Cross multiply
    846,938.90x = 1,168,777.69 × 464,990.29
  4. Step 4: Simplify right side
    846,938.90x = 543,470,272,934.21
  5. Step 5: Solve for x
    x = 543,470,272,934.21/846,938.90
  6. Step 6: Final answer
    x = 641,687.70

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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.