Home / 845,859.16-1,269,284.46-340,341.40

Finding the Fourth Proportional to 845,859.16, 1,269,284.46 and 340,341.40

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Solution

The fourth proportional to 845,859.16, 1,269,284.46 and 340,341.40 is: 510,711.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,859.16 : 1,269,284.46 = 340,341.40 : x
  2. Step 2: Convert to fraction form
    845,859.16/1,269,284.46 = 340,341.40/x
  3. Step 3: Cross multiply
    845,859.16x = 1,269,284.46 × 340,341.40
  4. Step 4: Simplify right side
    845,859.16x = 431,990,050,114.64
  5. Step 5: Solve for x
    x = 431,990,050,114.64/845,859.16
  6. Step 6: Final answer
    x = 510,711.56

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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.