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Finding the Fourth Proportional to 609,036.24, 913,549.31 and 476,028.30

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Solution

The fourth proportional to 609,036.24, 913,549.31 and 476,028.30 is: 714,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,036.24 : 913,549.31 = 476,028.30 : x
  2. Step 2: Convert to fraction form
    609,036.24/913,549.31 = 476,028.30/x
  3. Step 3: Cross multiply
    609,036.24x = 913,549.31 × 476,028.30
  4. Step 4: Simplify right side
    609,036.24x = 434,875,325,005.47
  5. Step 5: Solve for x
    x = 434,875,325,005.47/609,036.24
  6. Step 6: Final answer
    x = 714,038.50

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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.