Home / 357,746.36-535,918.38-207,671.96

Finding the Fourth Proportional to 357,746.36, 535,918.38 and 207,671.96

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Solution

The fourth proportional to 357,746.36, 535,918.38 and 207,671.96 is: 311,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,746.36 : 535,918.38 = 207,671.96 : x
  2. Step 2: Convert to fraction form
    357,746.36/535,918.38 = 207,671.96/x
  3. Step 3: Cross multiply
    357,746.36x = 535,918.38 × 207,671.96
  4. Step 4: Simplify right side
    357,746.36x = 111,295,220,374.63
  5. Step 5: Solve for x
    x = 111,295,220,374.63/357,746.36
  6. Step 6: Final answer
    x = 311,100.92

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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.