Home / 988,539.66-1,364,099.94-575,152.92

Finding the Fourth Proportional to 988,539.66, 1,364,099.94 and 575,152.92

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Solution

The fourth proportional to 988,539.66, 1,364,099.94 and 575,152.92 is: 793,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,539.66 : 1,364,099.94 = 575,152.92 : x
  2. Step 2: Convert to fraction form
    988,539.66/1,364,099.94 = 575,152.92/x
  3. Step 3: Cross multiply
    988,539.66x = 1,364,099.94 × 575,152.92
  4. Step 4: Simplify right side
    988,539.66x = 784,566,063,662.83
  5. Step 5: Solve for x
    x = 784,566,063,662.83/988,539.66
  6. Step 6: Final answer
    x = 793,661.70

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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.