Home / 783,995.60-1,176,607.80-363,323.60

Finding the Fourth Proportional to 783,995.60, 1,176,607.80 and 363,323.60

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Solution

The fourth proportional to 783,995.60, 1,176,607.80 and 363,323.60 is: 545,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,995.60 : 1,176,607.80 = 363,323.60 : x
  2. Step 2: Convert to fraction form
    783,995.60/1,176,607.80 = 363,323.60/x
  3. Step 3: Cross multiply
    783,995.60x = 1,176,607.80 × 363,323.60
  4. Step 4: Simplify right side
    783,995.60x = 427,489,381,684.08
  5. Step 5: Solve for x
    x = 427,489,381,684.08/783,995.60
  6. Step 6: Final answer
    x = 545,270.13

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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.