Home / 739,171.37-1,020,055.07-416,880.47

Finding the Fourth Proportional to 739,171.37, 1,020,055.07 and 416,880.47

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Solution

The fourth proportional to 739,171.37, 1,020,055.07 and 416,880.47 is: 575,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,171.37 : 1,020,055.07 = 416,880.47 : x
  2. Step 2: Convert to fraction form
    739,171.37/1,020,055.07 = 416,880.47/x
  3. Step 3: Cross multiply
    739,171.37x = 1,020,055.07 × 416,880.47
  4. Step 4: Simplify right side
    739,171.37x = 425,241,040,599.82
  5. Step 5: Solve for x
    x = 425,241,040,599.82/739,171.37
  6. Step 6: Final answer
    x = 575,294.25

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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.