Home / 841,283.52-1,262,106.72-242,240.64

Finding the Fourth Proportional to 841,283.52, 1,262,106.72 and 242,240.64

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Solution

The fourth proportional to 841,283.52, 1,262,106.72 and 242,240.64 is: 363,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,283.52 : 1,262,106.72 = 242,240.64 : x
  2. Step 2: Convert to fraction form
    841,283.52/1,262,106.72 = 242,240.64/x
  3. Step 3: Cross multiply
    841,283.52x = 1,262,106.72 × 242,240.64
  4. Step 4: Simplify right side
    841,283.52x = 305,733,539,601.10
  5. Step 5: Solve for x
    x = 305,733,539,601.10/841,283.52
  6. Step 6: Final answer
    x = 363,413.20

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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.