Home / 846,061.55-1,268,461.16-509,023.23

Finding the Fourth Proportional to 846,061.55, 1,268,461.16 and 509,023.23

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Solution

The fourth proportional to 846,061.55, 1,268,461.16 and 509,023.23 is: 763,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,061.55 : 1,268,461.16 = 509,023.23 : x
  2. Step 2: Convert to fraction form
    846,061.55/1,268,461.16 = 509,023.23/x
  3. Step 3: Cross multiply
    846,061.55x = 1,268,461.16 × 509,023.23
  4. Step 4: Simplify right side
    846,061.55x = 645,676,194,247.63
  5. Step 5: Solve for x
    x = 645,676,194,247.63/846,061.55
  6. Step 6: Final answer
    x = 763,155.11

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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.