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Finding the Fourth Proportional to 592,230.80, 889,037.40 and 339,712.40

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Solution

The fourth proportional to 592,230.80, 889,037.40 and 339,712.40 is: 509,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,230.80 : 889,037.40 = 339,712.40 : x
  2. Step 2: Convert to fraction form
    592,230.80/889,037.40 = 339,712.40/x
  3. Step 3: Cross multiply
    592,230.80x = 889,037.40 × 339,712.40
  4. Step 4: Simplify right side
    592,230.80x = 302,017,028,843.76
  5. Step 5: Solve for x
    x = 302,017,028,843.76/592,230.80
  6. Step 6: Final answer
    x = 509,965.08

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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.