Home / 703,136.20-1,054,445.10-348,032.20

Finding the Fourth Proportional to 703,136.20, 1,054,445.10 and 348,032.20

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Solution

The fourth proportional to 703,136.20, 1,054,445.10 and 348,032.20 is: 521,920.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,136.20 : 1,054,445.10 = 348,032.20 : x
  2. Step 2: Convert to fraction form
    703,136.20/1,054,445.10 = 348,032.20/x
  3. Step 3: Cross multiply
    703,136.20x = 1,054,445.10 × 348,032.20
  4. Step 4: Simplify right side
    703,136.20x = 366,980,847,932.22
  5. Step 5: Solve for x
    x = 366,980,847,932.22/703,136.20
  6. Step 6: Final answer
    x = 521,920.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.