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Finding the Fourth Proportional to 528,452.94, 792,762.07 and 173,386.22

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Solution

The fourth proportional to 528,452.94, 792,762.07 and 173,386.22 is: 260,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,452.94 : 792,762.07 = 173,386.22 : x
  2. Step 2: Convert to fraction form
    528,452.94/792,762.07 = 173,386.22/x
  3. Step 3: Cross multiply
    528,452.94x = 792,762.07 × 173,386.22
  4. Step 4: Simplify right side
    528,452.94x = 137,454,018,676.68
  5. Step 5: Solve for x
    x = 137,454,018,676.68/528,452.94
  6. Step 6: Final answer
    x = 260,106.45

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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.