Home / 554,400.13-831,702.76-175,416.26

Finding the Fourth Proportional to 554,400.13, 831,702.76 and 175,416.26

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Solution

The fourth proportional to 554,400.13, 831,702.76 and 175,416.26 is: 263,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,400.13 : 831,702.76 = 175,416.26 : x
  2. Step 2: Convert to fraction form
    554,400.13/831,702.76 = 175,416.26/x
  3. Step 3: Cross multiply
    554,400.13x = 831,702.76 × 175,416.26
  4. Step 4: Simplify right side
    554,400.13x = 145,894,189,231.59
  5. Step 5: Solve for x
    x = 145,894,189,231.59/554,400.13
  6. Step 6: Final answer
    x = 263,156.85

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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.