Home / 528,444.18-792,812.34-208,675.62

Finding the Fourth Proportional to 528,444.18, 792,812.34 and 208,675.62

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Solution

The fourth proportional to 528,444.18, 792,812.34 and 208,675.62 is: 313,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,444.18 : 792,812.34 = 208,675.62 : x
  2. Step 2: Convert to fraction form
    528,444.18/792,812.34 = 208,675.62/x
  3. Step 3: Cross multiply
    528,444.18x = 792,812.34 × 208,675.62
  4. Step 4: Simplify right side
    528,444.18x = 165,440,606,593.15
  5. Step 5: Solve for x
    x = 165,440,606,593.15/528,444.18
  6. Step 6: Final answer
    x = 313,071.11

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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.