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Finding the Fourth Proportional to 635,746.34, 953,785.32 and 369,250.64

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Solution

The fourth proportional to 635,746.34, 953,785.32 and 369,250.64 is: 553,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,746.34 : 953,785.32 = 369,250.64 : x
  2. Step 2: Convert to fraction form
    635,746.34/953,785.32 = 369,250.64/x
  3. Step 3: Cross multiply
    635,746.34x = 953,785.32 × 369,250.64
  4. Step 4: Simplify right side
    635,746.34x = 352,185,839,832.61
  5. Step 5: Solve for x
    x = 352,185,839,832.61/635,746.34
  6. Step 6: Final answer
    x = 553,972.26

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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.