Home / 770,466.68-1,063,275.35-426,297.01

Finding the Fourth Proportional to 770,466.68, 1,063,275.35 and 426,297.01

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Solution

The fourth proportional to 770,466.68, 1,063,275.35 and 426,297.01 is: 588,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,466.68 : 1,063,275.35 = 426,297.01 : x
  2. Step 2: Convert to fraction form
    770,466.68/1,063,275.35 = 426,297.01/x
  3. Step 3: Cross multiply
    770,466.68x = 1,063,275.35 × 426,297.01
  4. Step 4: Simplify right side
    770,466.68x = 453,271,100,919.86
  5. Step 5: Solve for x
    x = 453,271,100,919.86/770,466.68
  6. Step 6: Final answer
    x = 588,307.21

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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.