Home / 846,071.07-1,268,475.40-509,032.74

Finding the Fourth Proportional to 846,071.07, 1,268,475.40 and 509,032.74

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Solution

The fourth proportional to 846,071.07, 1,268,475.40 and 509,032.74 is: 763,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,071.07 : 1,268,475.40 = 509,032.74 : x
  2. Step 2: Convert to fraction form
    846,071.07/1,268,475.40 = 509,032.74/x
  3. Step 3: Cross multiply
    846,071.07x = 1,268,475.40 × 509,032.74
  4. Step 4: Simplify right side
    846,071.07x = 645,695,508,484.60
  5. Step 5: Solve for x
    x = 645,695,508,484.60/846,071.07
  6. Step 6: Final answer
    x = 763,169.35

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Double scale
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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.