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Finding the Fourth Proportional to 970,951.96, 1,339,365 and 607,745.26

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Solution

The fourth proportional to 970,951.96, 1,339,365 and 607,745.26 is: 838,345.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,951.96 : 1,339,365 = 607,745.26 : x
  2. Step 2: Convert to fraction form
    970,951.96/1,339,365 = 607,745.26/x
  3. Step 3: Cross multiply
    970,951.96x = 1,339,365 × 607,745.26
  4. Step 4: Simplify right side
    970,951.96x = 813,992,730,159.90
  5. Step 5: Solve for x
    x = 813,992,730,159.90/970,951.96
  6. Step 6: Final answer
    x = 838,345.01

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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.