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Finding the Fourth Proportional to 602,262.48, 903,442.86 and 302,588.40

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Solution

The fourth proportional to 602,262.48, 903,442.86 and 302,588.40 is: 453,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,262.48 : 903,442.86 = 302,588.40 : x
  2. Step 2: Convert to fraction form
    602,262.48/903,442.86 = 302,588.40/x
  3. Step 3: Cross multiply
    602,262.48x = 903,442.86 × 302,588.40
  4. Step 4: Simplify right side
    602,262.48x = 273,371,329,498.82
  5. Step 5: Solve for x
    x = 273,371,329,498.82/602,262.48
  6. Step 6: Final answer
    x = 453,907.29

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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.