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Finding the Fourth Proportional to 602,379.38, 903,844.78 and 260,927.15

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Solution

The fourth proportional to 602,379.38, 903,844.78 and 260,927.15 is: 391,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,379.38 : 903,844.78 = 260,927.15 : x
  2. Step 2: Convert to fraction form
    602,379.38/903,844.78 = 260,927.15/x
  3. Step 3: Cross multiply
    602,379.38x = 903,844.78 × 260,927.15
  4. Step 4: Simplify right side
    602,379.38x = 235,837,637,316.24
  5. Step 5: Solve for x
    x = 235,837,637,316.24/602,379.38
  6. Step 6: Final answer
    x = 391,510.14

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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.