Home / 846,071.19-1,268,475.59-509,032.86

Finding the Fourth Proportional to 846,071.19, 1,268,475.59 and 509,032.86

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Solution

The fourth proportional to 846,071.19, 1,268,475.59 and 509,032.86 is: 763,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,071.19 : 1,268,475.59 = 509,032.86 : x
  2. Step 2: Convert to fraction form
    846,071.19/1,268,475.59 = 509,032.86/x
  3. Step 3: Cross multiply
    846,071.19x = 1,268,475.59 × 509,032.86
  4. Step 4: Simplify right side
    846,071.19x = 645,695,753,933.69
  5. Step 5: Solve for x
    x = 645,695,753,933.69/846,071.19
  6. Step 6: Final answer
    x = 763,169.53

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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.