Home / 839,488.15-1,158,497.64-476,931.90

Finding the Fourth Proportional to 839,488.15, 1,158,497.64 and 476,931.90

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Solution

The fourth proportional to 839,488.15, 1,158,497.64 and 476,931.90 is: 658,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,488.15 : 1,158,497.64 = 476,931.90 : x
  2. Step 2: Convert to fraction form
    839,488.15/1,158,497.64 = 476,931.90/x
  3. Step 3: Cross multiply
    839,488.15x = 1,158,497.64 × 476,931.90
  4. Step 4: Simplify right side
    839,488.15x = 552,524,485,749.66
  5. Step 5: Solve for x
    x = 552,524,485,749.66/839,488.15
  6. Step 6: Final answer
    x = 658,168.30

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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.