Home / 770,482.68-1,063,245.60-426,309.62

Finding the Fourth Proportional to 770,482.68, 1,063,245.60 and 426,309.62

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Solution

The fourth proportional to 770,482.68, 1,063,245.60 and 426,309.62 is: 588,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,482.68 : 1,063,245.60 = 426,309.62 : x
  2. Step 2: Convert to fraction form
    770,482.68/1,063,245.60 = 426,309.62/x
  3. Step 3: Cross multiply
    770,482.68x = 1,063,245.60 × 426,309.62
  4. Step 4: Simplify right side
    770,482.68x = 453,271,827,702.67
  5. Step 5: Solve for x
    x = 453,271,827,702.67/770,482.68
  6. Step 6: Final answer
    x = 588,295.93

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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.