Home / 717,520.24-1,076,413.02-296,828.92

Finding the Fourth Proportional to 717,520.24, 1,076,413.02 and 296,828.92

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Solution

The fourth proportional to 717,520.24, 1,076,413.02 and 296,828.92 is: 445,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,520.24 : 1,076,413.02 = 296,828.92 : x
  2. Step 2: Convert to fraction form
    717,520.24/1,076,413.02 = 296,828.92/x
  3. Step 3: Cross multiply
    717,520.24x = 1,076,413.02 × 296,828.92
  4. Step 4: Simplify right side
    717,520.24x = 319,510,514,200.54
  5. Step 5: Solve for x
    x = 319,510,514,200.54/717,520.24
  6. Step 6: Final answer
    x = 445,298.26

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1.5x scale

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.