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Finding the Fourth Proportional to 453,413.46, 625,715.37 and 249,467.07

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Solution

The fourth proportional to 453,413.46, 625,715.37 and 249,467.07 is: 344,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,413.46 : 625,715.37 = 249,467.07 : x
  2. Step 2: Convert to fraction form
    453,413.46/625,715.37 = 249,467.07/x
  3. Step 3: Cross multiply
    453,413.46x = 625,715.37 × 249,467.07
  4. Step 4: Simplify right side
    453,413.46x = 156,095,380,007.87
  5. Step 5: Solve for x
    x = 156,095,380,007.87/453,413.46
  6. Step 6: Final answer
    x = 344,267.19

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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.