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Finding the Fourth Proportional to 473,413.06, 653,278.77 and 269,484.87

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Solution

The fourth proportional to 473,413.06, 653,278.77 and 269,484.87 is: 371,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,413.06 : 653,278.77 = 269,484.87 : x
  2. Step 2: Convert to fraction form
    473,413.06/653,278.77 = 269,484.87/x
  3. Step 3: Cross multiply
    473,413.06x = 653,278.77 × 269,484.87
  4. Step 4: Simplify right side
    473,413.06x = 176,048,746,857.01
  5. Step 5: Solve for x
    x = 176,048,746,857.01/473,413.06
  6. Step 6: Final answer
    x = 371,871.34

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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.