Home / 743,040.26-1,025,368.17-403,501.22

Finding the Fourth Proportional to 743,040.26, 1,025,368.17 and 403,501.22

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Solution

The fourth proportional to 743,040.26, 1,025,368.17 and 403,501.22 is: 556,816.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,040.26 : 1,025,368.17 = 403,501.22 : x
  2. Step 2: Convert to fraction form
    743,040.26/1,025,368.17 = 403,501.22/x
  3. Step 3: Cross multiply
    743,040.26x = 1,025,368.17 × 403,501.22
  4. Step 4: Simplify right side
    743,040.26x = 413,737,307,544.17
  5. Step 5: Solve for x
    x = 413,737,307,544.17/743,040.26
  6. Step 6: Final answer
    x = 556,816.81

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Double scale
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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.