Home / 719,231.60-1,076,946.60-576,412.40

Finding the Fourth Proportional to 719,231.60, 1,076,946.60 and 576,412.40

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Solution

The fourth proportional to 719,231.60, 1,076,946.60 and 576,412.40 is: 863,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,231.60 : 1,076,946.60 = 576,412.40 : x
  2. Step 2: Convert to fraction form
    719,231.60/1,076,946.60 = 576,412.40/x
  3. Step 3: Cross multiply
    719,231.60x = 1,076,946.60 × 576,412.40
  4. Step 4: Simplify right side
    719,231.60x = 620,765,374,377.84
  5. Step 5: Solve for x
    x = 620,765,374,377.84/719,231.60
  6. Step 6: Final answer
    x = 863,095.25

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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.