Home / 750,426.90-1,035,578.84-410,895.16

Finding the Fourth Proportional to 750,426.90, 1,035,578.84 and 410,895.16

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Solution

The fourth proportional to 750,426.90, 1,035,578.84 and 410,895.16 is: 567,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,426.90 : 1,035,578.84 = 410,895.16 : x
  2. Step 2: Convert to fraction form
    750,426.90/1,035,578.84 = 410,895.16/x
  3. Step 3: Cross multiply
    750,426.90x = 1,035,578.84 × 410,895.16
  4. Step 4: Simplify right side
    750,426.90x = 425,514,333,154.41
  5. Step 5: Solve for x
    x = 425,514,333,154.41/750,426.90
  6. Step 6: Final answer
    x = 567,029.69

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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.