Home / 552,935.20-828,746.70-286,558.60

Finding the Fourth Proportional to 552,935.20, 828,746.70 and 286,558.60

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Solution

The fourth proportional to 552,935.20, 828,746.70 and 286,558.60 is: 429,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,935.20 : 828,746.70 = 286,558.60 : x
  2. Step 2: Convert to fraction form
    552,935.20/828,746.70 = 286,558.60/x
  3. Step 3: Cross multiply
    552,935.20x = 828,746.70 × 286,558.60
  4. Step 4: Simplify right side
    552,935.20x = 237,484,494,106.62
  5. Step 5: Solve for x
    x = 237,484,494,106.62/552,935.20
  6. Step 6: Final answer
    x = 429,497.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.