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Finding the Fourth Proportional to 675,482.56, 932,013.32 and 403,497.23

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Solution

The fourth proportional to 675,482.56, 932,013.32 and 403,497.23 is: 556,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,482.56 : 932,013.32 = 403,497.23 : x
  2. Step 2: Convert to fraction form
    675,482.56/932,013.32 = 403,497.23/x
  3. Step 3: Cross multiply
    675,482.56x = 932,013.32 × 403,497.23
  4. Step 4: Simplify right side
    675,482.56x = 376,064,786,265.55
  5. Step 5: Solve for x
    x = 376,064,786,265.55/675,482.56
  6. Step 6: Final answer
    x = 556,735.01

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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.