Home / 473,816.48-653,867.88-258,959.12

Finding the Fourth Proportional to 473,816.48, 653,867.88 and 258,959.12

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Solution

The fourth proportional to 473,816.48, 653,867.88 and 258,959.12 is: 357,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,816.48 : 653,867.88 = 258,959.12 : x
  2. Step 2: Convert to fraction form
    473,816.48/653,867.88 = 258,959.12/x
  3. Step 3: Cross multiply
    473,816.48x = 653,867.88 × 258,959.12
  4. Step 4: Simplify right side
    473,816.48x = 169,325,050,801.07
  5. Step 5: Solve for x
    x = 169,325,050,801.07/473,816.48
  6. Step 6: Final answer
    x = 357,364.21

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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.