Home / 715,341.80-1,072,035.84-360,595.82

Finding the Fourth Proportional to 715,341.80, 1,072,035.84 and 360,595.82

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Solution

The fourth proportional to 715,341.80, 1,072,035.84 and 360,595.82 is: 540,401.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,341.80 : 1,072,035.84 = 360,595.82 : x
  2. Step 2: Convert to fraction form
    715,341.80/1,072,035.84 = 360,595.82/x
  3. Step 3: Cross multiply
    715,341.80x = 1,072,035.84 × 360,595.82
  4. Step 4: Simplify right side
    715,341.80x = 386,571,642,794.19
  5. Step 5: Solve for x
    x = 386,571,642,794.19/715,341.80
  6. Step 6: Final answer
    x = 540,401.31

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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.