Home / 750,504.64-1,035,685.92-410,972.80

Finding the Fourth Proportional to 750,504.64, 1,035,685.92 and 410,972.80

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Solution

The fourth proportional to 750,504.64, 1,035,685.92 and 410,972.80 is: 567,136.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,504.64 : 1,035,685.92 = 410,972.80 : x
  2. Step 2: Convert to fraction form
    750,504.64/1,035,685.92 = 410,972.80/x
  3. Step 3: Cross multiply
    750,504.64x = 1,035,685.92 × 410,972.80
  4. Step 4: Simplify right side
    750,504.64x = 425,638,742,462.98
  5. Step 5: Solve for x
    x = 425,638,742,462.98/750,504.64
  6. Step 6: Final answer
    x = 567,136.72

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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.