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Finding the Fourth Proportional to 536,004.80, 804,621.60 and 314,513.60

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Solution

The fourth proportional to 536,004.80, 804,621.60 and 314,513.60 is: 472,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,004.80 : 804,621.60 = 314,513.60 : x
  2. Step 2: Convert to fraction form
    536,004.80/804,621.60 = 314,513.60/x
  3. Step 3: Cross multiply
    536,004.80x = 804,621.60 × 314,513.60
  4. Step 4: Simplify right side
    536,004.80x = 253,064,436,053.76
  5. Step 5: Solve for x
    x = 253,064,436,053.76/536,004.80
  6. Step 6: Final answer
    x = 472,130.91

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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.