Home / 982,364.80-1,473,547.20-509,195.20

Finding the Fourth Proportional to 982,364.80, 1,473,547.20 and 509,195.20

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Solution

The fourth proportional to 982,364.80, 1,473,547.20 and 509,195.20 is: 763,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,364.80 : 1,473,547.20 = 509,195.20 : x
  2. Step 2: Convert to fraction form
    982,364.80/1,473,547.20 = 509,195.20/x
  3. Step 3: Cross multiply
    982,364.80x = 1,473,547.20 × 509,195.20
  4. Step 4: Simplify right side
    982,364.80x = 750,323,161,213.44
  5. Step 5: Solve for x
    x = 750,323,161,213.44/982,364.80
  6. Step 6: Final answer
    x = 763,792.80

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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.