Home / 953,413.59-1,315,733.47-523,702.72

Finding the Fourth Proportional to 953,413.59, 1,315,733.47 and 523,702.72

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Solution

The fourth proportional to 953,413.59, 1,315,733.47 and 523,702.72 is: 722,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,413.59 : 1,315,733.47 = 523,702.72 : x
  2. Step 2: Convert to fraction form
    953,413.59/1,315,733.47 = 523,702.72/x
  3. Step 3: Cross multiply
    953,413.59x = 1,315,733.47 × 523,702.72
  4. Step 4: Simplify right side
    953,413.59x = 689,053,197,034.04
  5. Step 5: Solve for x
    x = 689,053,197,034.04/953,413.59
  6. Step 6: Final answer
    x = 722,722.23

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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.