Home / 291,557.19-437,334.04-75,415.93

Finding the Fourth Proportional to 291,557.19, 437,334.04 and 75,415.93

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Solution

The fourth proportional to 291,557.19, 437,334.04 and 75,415.93 is: 113,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,557.19 : 437,334.04 = 75,415.93 : x
  2. Step 2: Convert to fraction form
    291,557.19/437,334.04 = 75,415.93/x
  3. Step 3: Cross multiply
    291,557.19x = 437,334.04 × 75,415.93
  4. Step 4: Simplify right side
    291,557.19x = 32,981,953,347.26
  5. Step 5: Solve for x
    x = 32,981,953,347.26/291,557.19
  6. Step 6: Final answer
    x = 113,123.44

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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.