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Finding the Fourth Proportional to 528,461.98, 792,775.56 and 173,395.24

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Solution

The fourth proportional to 528,461.98, 792,775.56 and 173,395.24 is: 260,119.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,461.98 : 792,775.56 = 173,395.24 : x
  2. Step 2: Convert to fraction form
    528,461.98/792,775.56 = 173,395.24/x
  3. Step 3: Cross multiply
    528,461.98x = 792,775.56 × 173,395.24
  4. Step 4: Simplify right side
    528,461.98x = 137,463,508,492.33
  5. Step 5: Solve for x
    x = 137,463,508,492.33/528,461.98
  6. Step 6: Final answer
    x = 260,119.96

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1.5x scale

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.