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Finding the Fourth Proportional to 594,181.42, 820,075.19 and 352,597.20

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Solution

The fourth proportional to 594,181.42, 820,075.19 and 352,597.20 is: 486,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,181.42 : 820,075.19 = 352,597.20 : x
  2. Step 2: Convert to fraction form
    594,181.42/820,075.19 = 352,597.20/x
  3. Step 3: Cross multiply
    594,181.42x = 820,075.19 × 352,597.20
  4. Step 4: Simplify right side
    594,181.42x = 289,156,210,945.20
  5. Step 5: Solve for x
    x = 289,156,210,945.20/594,181.42
  6. Step 6: Final answer
    x = 486,646.34

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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.