Home / 378,050.27-566,636.63-153,130.98

Finding the Fourth Proportional to 378,050.27, 566,636.63 and 153,130.98

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Solution

The fourth proportional to 378,050.27, 566,636.63 and 153,130.98 is: 229,518.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,050.27 : 566,636.63 = 153,130.98 : x
  2. Step 2: Convert to fraction form
    378,050.27/566,636.63 = 153,130.98/x
  3. Step 3: Cross multiply
    378,050.27x = 566,636.63 × 153,130.98
  4. Step 4: Simplify right side
    378,050.27x = 86,769,621,690.14
  5. Step 5: Solve for x
    x = 86,769,621,690.14/378,050.27
  6. Step 6: Final answer
    x = 229,518.74

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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.