Home / 473,566.53-653,531.45-258,720.51

Finding the Fourth Proportional to 473,566.53, 653,531.45 and 258,720.51

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Solution

The fourth proportional to 473,566.53, 653,531.45 and 258,720.51 is: 357,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,566.53 : 653,531.45 = 258,720.51 : x
  2. Step 2: Convert to fraction form
    473,566.53/653,531.45 = 258,720.51/x
  3. Step 3: Cross multiply
    473,566.53x = 653,531.45 × 258,720.51
  4. Step 4: Simplify right side
    473,566.53x = 169,081,988,751.44
  5. Step 5: Solve for x
    x = 169,081,988,751.44/473,566.53
  6. Step 6: Final answer
    x = 357,039.57

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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.