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Finding the Fourth Proportional to 592,334.40, 887,918.40 and 292,861.20

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Solution

The fourth proportional to 592,334.40, 887,918.40 and 292,861.20 is: 439,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,334.40 : 887,918.40 = 292,861.20 : x
  2. Step 2: Convert to fraction form
    592,334.40/887,918.40 = 292,861.20/x
  3. Step 3: Cross multiply
    592,334.40x = 887,918.40 × 292,861.20
  4. Step 4: Simplify right side
    592,334.40x = 260,036,848,126.08
  5. Step 5: Solve for x
    x = 260,036,848,126.08/592,334.40
  6. Step 6: Final answer
    x = 439,003.46

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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.