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Finding the Fourth Proportional to 357,358.86, 536,004.99 and 120,703.59

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Solution

The fourth proportional to 357,358.86, 536,004.99 and 120,703.59 is: 181,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,358.86 : 536,004.99 = 120,703.59 : x
  2. Step 2: Convert to fraction form
    357,358.86/536,004.99 = 120,703.59/x
  3. Step 3: Cross multiply
    357,358.86x = 536,004.99 × 120,703.59
  4. Step 4: Simplify right side
    357,358.86x = 64,697,726,550.91
  5. Step 5: Solve for x
    x = 64,697,726,550.91/357,358.86
  6. Step 6: Final answer
    x = 181,044.14

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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.