Home / 436,915.14-602,944.29-245,931.54

Finding the Fourth Proportional to 436,915.14, 602,944.29 and 245,931.54

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Solution

The fourth proportional to 436,915.14, 602,944.29 and 245,931.54 is: 339,386.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,915.14 : 602,944.29 = 245,931.54 : x
  2. Step 2: Convert to fraction form
    436,915.14/602,944.29 = 245,931.54/x
  3. Step 3: Cross multiply
    436,915.14x = 602,944.29 × 245,931.54
  4. Step 4: Simplify right side
    436,915.14x = 148,283,017,773.91
  5. Step 5: Solve for x
    x = 148,283,017,773.91/436,915.14
  6. Step 6: Final answer
    x = 339,386.31

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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.