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Finding the Fourth Proportional to 473,880.72, 710,945.70 and 170,305.52

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Solution

The fourth proportional to 473,880.72, 710,945.70 and 170,305.52 is: 255,503.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,880.72 : 710,945.70 = 170,305.52 : x
  2. Step 2: Convert to fraction form
    473,880.72/710,945.70 = 170,305.52/x
  3. Step 3: Cross multiply
    473,880.72x = 710,945.70 × 170,305.52
  4. Step 4: Simplify right side
    473,880.72x = 121,077,977,130.26
  5. Step 5: Solve for x
    x = 121,077,977,130.26/473,880.72
  6. Step 6: Final answer
    x = 255,503.07

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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.