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Finding the Fourth Proportional to 547,541.26, 755,602.49 and 302,525.25

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Solution

The fourth proportional to 547,541.26, 755,602.49 and 302,525.25 is: 417,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,541.26 : 755,602.49 = 302,525.25 : x
  2. Step 2: Convert to fraction form
    547,541.26/755,602.49 = 302,525.25/x
  3. Step 3: Cross multiply
    547,541.26x = 755,602.49 × 302,525.25
  4. Step 4: Simplify right side
    547,541.26x = 228,588,832,187.87
  5. Step 5: Solve for x
    x = 228,588,832,187.87/547,541.26
  6. Step 6: Final answer
    x = 417,482.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.