Home / 1,434,274.60-2,151,413.34-369,319

Finding the Fourth Proportional to 1,434,274.60, 2,151,413.34 and 369,319

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Solution

The fourth proportional to 1,434,274.60, 2,151,413.34 and 369,319 is: 553,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,274.60 : 2,151,413.34 = 369,319 : x
  2. Step 2: Convert to fraction form
    1,434,274.60/2,151,413.34 = 369,319/x
  3. Step 3: Cross multiply
    1,434,274.60x = 2,151,413.34 × 369,319
  4. Step 4: Simplify right side
    1,434,274.60x = 794,557,823,315.46
  5. Step 5: Solve for x
    x = 794,557,823,315.46/1,434,274.60
  6. Step 6: Final answer
    x = 553,978.87

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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.