Home / 372,635.19-561,463.58-307,533.51

Finding the Fourth Proportional to 372,635.19, 561,463.58 and 307,533.51

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Solution

The fourth proportional to 372,635.19, 561,463.58 and 307,533.51 is: 463,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,635.19 : 561,463.58 = 307,533.51 : x
  2. Step 2: Convert to fraction form
    372,635.19/561,463.58 = 307,533.51/x
  3. Step 3: Cross multiply
    372,635.19x = 561,463.58 × 307,533.51
  4. Step 4: Simplify right side
    372,635.19x = 172,668,866,263.40
  5. Step 5: Solve for x
    x = 172,668,866,263.40/372,635.19
  6. Step 6: Final answer
    x = 463,372.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.