Home / 750,845.38-1,036,166.81-411,325.70

Finding the Fourth Proportional to 750,845.38, 1,036,166.81 and 411,325.70

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Solution

The fourth proportional to 750,845.38, 1,036,166.81 and 411,325.70 is: 567,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,845.38 : 1,036,166.81 = 411,325.70 : x
  2. Step 2: Convert to fraction form
    750,845.38/1,036,166.81 = 411,325.70/x
  3. Step 3: Cross multiply
    750,845.38x = 1,036,166.81 × 411,325.70
  4. Step 4: Simplify right side
    750,845.38x = 426,202,038,440.02
  5. Step 5: Solve for x
    x = 426,202,038,440.02/750,845.38
  6. Step 6: Final answer
    x = 567,629.57

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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.