Home / 856,803.77-1,182,369.08-474,822.35

Finding the Fourth Proportional to 856,803.77, 1,182,369.08 and 474,822.35

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Solution

The fourth proportional to 856,803.77, 1,182,369.08 and 474,822.35 is: 655,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,803.77 : 1,182,369.08 = 474,822.35 : x
  2. Step 2: Convert to fraction form
    856,803.77/1,182,369.08 = 474,822.35/x
  3. Step 3: Cross multiply
    856,803.77x = 1,182,369.08 × 474,822.35
  4. Step 4: Simplify right side
    856,803.77x = 561,415,260,989.96
  5. Step 5: Solve for x
    x = 561,415,260,989.96/856,803.77
  6. Step 6: Final answer
    x = 655,243.69

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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.