Home / 528,444.20-792,671.16-168,669.74

Finding the Fourth Proportional to 528,444.20, 792,671.16 and 168,669.74

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Solution

The fourth proportional to 528,444.20, 792,671.16 and 168,669.74 is: 253,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,444.20 : 792,671.16 = 168,669.74 : x
  2. Step 2: Convert to fraction form
    528,444.20/792,671.16 = 168,669.74/x
  3. Step 3: Cross multiply
    528,444.20x = 792,671.16 × 168,669.74
  4. Step 4: Simplify right side
    528,444.20x = 133,699,641,076.89
  5. Step 5: Solve for x
    x = 133,699,641,076.89/528,444.20
  6. Step 6: Final answer
    x = 253,006.16

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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.