Home / 1,073,470.83-1,609,957.01-315,108.63

Finding the Fourth Proportional to 1,073,470.83, 1,609,957.01 and 315,108.63

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Solution

The fourth proportional to 1,073,470.83, 1,609,957.01 and 315,108.63 is: 472,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,470.83 : 1,609,957.01 = 315,108.63 : x
  2. Step 2: Convert to fraction form
    1,073,470.83/1,609,957.01 = 315,108.63/x
  3. Step 3: Cross multiply
    1,073,470.83x = 1,609,957.01 × 315,108.63
  4. Step 4: Simplify right side
    1,073,470.83x = 507,311,348,567.77
  5. Step 5: Solve for x
    x = 507,311,348,567.77/1,073,470.83
  6. Step 6: Final answer
    x = 472,589.79

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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.