Home / 708,235.08-1,061,579.47-348,653.40

Finding the Fourth Proportional to 708,235.08, 1,061,579.47 and 348,653.40

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Solution

The fourth proportional to 708,235.08, 1,061,579.47 and 348,653.40 is: 522,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,235.08 : 1,061,579.47 = 348,653.40 : x
  2. Step 2: Convert to fraction form
    708,235.08/1,061,579.47 = 348,653.40/x
  3. Step 3: Cross multiply
    708,235.08x = 1,061,579.47 × 348,653.40
  4. Step 4: Simplify right side
    708,235.08x = 370,123,289,842.43
  5. Step 5: Solve for x
    x = 370,123,289,842.43/708,235.08
  6. Step 6: Final answer
    x = 522,599.49

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Double scale
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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.