Home / 581,428.86-802,307.58-348,843.45

Finding the Fourth Proportional to 581,428.86, 802,307.58 and 348,843.45

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Solution

The fourth proportional to 581,428.86, 802,307.58 and 348,843.45 is: 481,365.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,428.86 : 802,307.58 = 348,843.45 : x
  2. Step 2: Convert to fraction form
    581,428.86/802,307.58 = 348,843.45/x
  3. Step 3: Cross multiply
    581,428.86x = 802,307.58 × 348,843.45
  4. Step 4: Simplify right side
    581,428.86x = 279,879,744,168.35
  5. Step 5: Solve for x
    x = 279,879,744,168.35/581,428.86
  6. Step 6: Final answer
    x = 481,365.41

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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.