Home / 438,284.56-604,842.13-242,050.43

Finding the Fourth Proportional to 438,284.56, 604,842.13 and 242,050.43

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Solution

The fourth proportional to 438,284.56, 604,842.13 and 242,050.43 is: 334,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,284.56 : 604,842.13 = 242,050.43 : x
  2. Step 2: Convert to fraction form
    438,284.56/604,842.13 = 242,050.43/x
  3. Step 3: Cross multiply
    438,284.56x = 604,842.13 × 242,050.43
  4. Step 4: Simplify right side
    438,284.56x = 146,402,299,463.28
  5. Step 5: Solve for x
    x = 146,402,299,463.28/438,284.56
  6. Step 6: Final answer
    x = 334,034.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.