Home / 832,493.96-1,148,845.28-450,520.77

Finding the Fourth Proportional to 832,493.96, 1,148,845.28 and 450,520.77

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Solution

The fourth proportional to 832,493.96, 1,148,845.28 and 450,520.77 is: 621,720.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,493.96 : 1,148,845.28 = 450,520.77 : x
  2. Step 2: Convert to fraction form
    832,493.96/1,148,845.28 = 450,520.77/x
  3. Step 3: Cross multiply
    832,493.96x = 1,148,845.28 × 450,520.77
  4. Step 4: Simplify right side
    832,493.96x = 517,578,660,156.47
  5. Step 5: Solve for x
    x = 517,578,660,156.47/832,493.96
  6. Step 6: Final answer
    x = 621,720.62

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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.