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Finding the Fourth Proportional to 963,451, 1,329,465.50 and 533,650.84

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Solution

The fourth proportional to 963,451, 1,329,465.50 and 533,650.84 is: 736,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,451 : 1,329,465.50 = 533,650.84 : x
  2. Step 2: Convert to fraction form
    963,451/1,329,465.50 = 533,650.84/x
  3. Step 3: Cross multiply
    963,451x = 1,329,465.50 × 533,650.84
  4. Step 4: Simplify right side
    963,451x = 709,470,380,826.02
  5. Step 5: Solve for x
    x = 709,470,380,826.02/963,451
  6. Step 6: Final answer
    x = 736,384.50

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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.