Home / 713,013.61-1,068,965.10-352,935.91

Finding the Fourth Proportional to 713,013.61, 1,068,965.10 and 352,935.91

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Solution

The fourth proportional to 713,013.61, 1,068,965.10 and 352,935.91 is: 529,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,013.61 : 1,068,965.10 = 352,935.91 : x
  2. Step 2: Convert to fraction form
    713,013.61/1,068,965.10 = 352,935.91/x
  3. Step 3: Cross multiply
    713,013.61x = 1,068,965.10 × 352,935.91
  4. Step 4: Simplify right side
    713,013.61x = 377,276,170,326.74
  5. Step 5: Solve for x
    x = 377,276,170,326.74/713,013.61
  6. Step 6: Final answer
    x = 529,128.99

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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.