Home / 907,171.60-1,360,702.72-401,584.60

Finding the Fourth Proportional to 907,171.60, 1,360,702.72 and 401,584.60

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Solution

The fourth proportional to 907,171.60, 1,360,702.72 and 401,584.60 is: 602,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,171.60 : 1,360,702.72 = 401,584.60 : x
  2. Step 2: Convert to fraction form
    907,171.60/1,360,702.72 = 401,584.60/x
  3. Step 3: Cross multiply
    907,171.60x = 1,360,702.72 × 401,584.60
  4. Step 4: Simplify right side
    907,171.60x = 546,437,257,530.11
  5. Step 5: Solve for x
    x = 546,437,257,530.11/907,171.60
  6. Step 6: Final answer
    x = 602,352.69

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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.