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Finding the Fourth Proportional to 933,465.64, 1,288,208.64 and 570,883

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Solution

The fourth proportional to 933,465.64, 1,288,208.64 and 570,883 is: 787,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,465.64 : 1,288,208.64 = 570,883 : x
  2. Step 2: Convert to fraction form
    933,465.64/1,288,208.64 = 570,883/x
  3. Step 3: Cross multiply
    933,465.64x = 1,288,208.64 × 570,883
  4. Step 4: Simplify right side
    933,465.64x = 735,416,413,029.12
  5. Step 5: Solve for x
    x = 735,416,413,029.12/933,465.64
  6. Step 6: Final answer
    x = 787,834.48

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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.