Home / 856,838.96-1,182,477.60-474,865.76

Finding the Fourth Proportional to 856,838.96, 1,182,477.60 and 474,865.76

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Solution

The fourth proportional to 856,838.96, 1,182,477.60 and 474,865.76 is: 655,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,838.96 : 1,182,477.60 = 474,865.76 : x
  2. Step 2: Convert to fraction form
    856,838.96/1,182,477.60 = 474,865.76/x
  3. Step 3: Cross multiply
    856,838.96x = 1,182,477.60 × 474,865.76
  4. Step 4: Simplify right side
    856,838.96x = 561,518,124,206.98
  5. Step 5: Solve for x
    x = 561,518,124,206.98/856,838.96
  6. Step 6: Final answer
    x = 655,336.83

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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.