Home / 436,837.02-602,854.48-245,862.78

Finding the Fourth Proportional to 436,837.02, 602,854.48 and 245,862.78

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Solution

The fourth proportional to 436,837.02, 602,854.48 and 245,862.78 is: 339,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,837.02 : 602,854.48 = 245,862.78 : x
  2. Step 2: Convert to fraction form
    436,837.02/602,854.48 = 245,862.78/x
  3. Step 3: Cross multiply
    436,837.02x = 602,854.48 × 245,862.78
  4. Step 4: Simplify right side
    436,837.02x = 148,219,475,373.98
  5. Step 5: Solve for x
    x = 148,219,475,373.98/436,837.02
  6. Step 6: Final answer
    x = 339,301.55

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1.5x scale

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.