Home / 761,458.85-1,050,680.01-434,622.63

Finding the Fourth Proportional to 761,458.85, 1,050,680.01 and 434,622.63

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Solution

The fourth proportional to 761,458.85, 1,050,680.01 and 434,622.63 is: 599,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,458.85 : 1,050,680.01 = 434,622.63 : x
  2. Step 2: Convert to fraction form
    761,458.85/1,050,680.01 = 434,622.63/x
  3. Step 3: Cross multiply
    761,458.85x = 1,050,680.01 × 434,622.63
  4. Step 4: Simplify right side
    761,458.85x = 456,649,309,234.63
  5. Step 5: Solve for x
    x = 456,649,309,234.63/761,458.85
  6. Step 6: Final answer
    x = 599,703.20

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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.