Home / 750,506.80-1,035,699.78-410,975.02

Finding the Fourth Proportional to 750,506.80, 1,035,699.78 and 410,975.02

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Solution

The fourth proportional to 750,506.80, 1,035,699.78 and 410,975.02 is: 567,145.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,506.80 : 1,035,699.78 = 410,975.02 : x
  2. Step 2: Convert to fraction form
    750,506.80/1,035,699.78 = 410,975.02/x
  3. Step 3: Cross multiply
    750,506.80x = 1,035,699.78 × 410,975.02
  4. Step 4: Simplify right side
    750,506.80x = 425,646,737,799.50
  5. Step 5: Solve for x
    x = 425,646,737,799.50/750,506.80
  6. Step 6: Final answer
    x = 567,145.74

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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.