Home / 750,426.16-1,035,588.36-410,915.92

Finding the Fourth Proportional to 750,426.16, 1,035,588.36 and 410,915.92

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Solution

The fourth proportional to 750,426.16, 1,035,588.36 and 410,915.92 is: 567,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,426.16 : 1,035,588.36 = 410,915.92 : x
  2. Step 2: Convert to fraction form
    750,426.16/1,035,588.36 = 410,915.92/x
  3. Step 3: Cross multiply
    750,426.16x = 1,035,588.36 × 410,915.92
  4. Step 4: Simplify right side
    750,426.16x = 425,539,743,690.69
  5. Step 5: Solve for x
    x = 425,539,743,690.69/750,426.16
  6. Step 6: Final answer
    x = 567,064.11

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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.