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Finding the Fourth Proportional to 592,885.77, 818,177.52 and 320,948.11

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Solution

The fourth proportional to 592,885.77, 818,177.52 and 320,948.11 is: 442,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,885.77 : 818,177.52 = 320,948.11 : x
  2. Step 2: Convert to fraction form
    592,885.77/818,177.52 = 320,948.11/x
  3. Step 3: Cross multiply
    592,885.77x = 818,177.52 × 320,948.11
  4. Step 4: Simplify right side
    592,885.77x = 262,592,528,688.49
  5. Step 5: Solve for x
    x = 262,592,528,688.49/592,885.77
  6. Step 6: Final answer
    x = 442,905.77

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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.