Home / 846,061.90-1,268,461.67-509,023.58

Finding the Fourth Proportional to 846,061.90, 1,268,461.67 and 509,023.58

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Solution

The fourth proportional to 846,061.90, 1,268,461.67 and 509,023.58 is: 763,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,061.90 : 1,268,461.67 = 509,023.58 : x
  2. Step 2: Convert to fraction form
    846,061.90/1,268,461.67 = 509,023.58/x
  3. Step 3: Cross multiply
    846,061.90x = 1,268,461.67 × 509,023.58
  4. Step 4: Simplify right side
    846,061.90x = 645,676,891,468.75
  5. Step 5: Solve for x
    x = 645,676,891,468.75/846,061.90
  6. Step 6: Final answer
    x = 763,155.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.