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Finding the Fourth Proportional to 637,681.35, 956,494.35 and 238,325.58

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Solution

The fourth proportional to 637,681.35, 956,494.35 and 238,325.58 is: 357,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,681.35 : 956,494.35 = 238,325.58 : x
  2. Step 2: Convert to fraction form
    637,681.35/956,494.35 = 238,325.58/x
  3. Step 3: Cross multiply
    637,681.35x = 956,494.35 × 238,325.58
  4. Step 4: Simplify right side
    637,681.35x = 227,957,070,730.47
  5. Step 5: Solve for x
    x = 227,957,070,730.47/637,681.35
  6. Step 6: Final answer
    x = 357,478.03

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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.