Home / 436,836.64-602,853.96-245,862.40

Finding the Fourth Proportional to 436,836.64, 602,853.96 and 245,862.40

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Solution

The fourth proportional to 436,836.64, 602,853.96 and 245,862.40 is: 339,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,836.64 : 602,853.96 = 245,862.40 : x
  2. Step 2: Convert to fraction form
    436,836.64/602,853.96 = 245,862.40/x
  3. Step 3: Cross multiply
    436,836.64x = 602,853.96 × 245,862.40
  4. Step 4: Simplify right side
    436,836.64x = 148,219,121,455.10
  5. Step 5: Solve for x
    x = 148,219,121,455.10/436,836.64
  6. Step 6: Final answer
    x = 339,301.03

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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.