Home / 473,472.48-653,388.13-258,612.69

Finding the Fourth Proportional to 473,472.48, 653,388.13 and 258,612.69

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Solution

The fourth proportional to 473,472.48, 653,388.13 and 258,612.69 is: 356,883.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,472.48 : 653,388.13 = 258,612.69 : x
  2. Step 2: Convert to fraction form
    473,472.48/653,388.13 = 258,612.69/x
  3. Step 3: Cross multiply
    473,472.48x = 653,388.13 × 258,612.69
  4. Step 4: Simplify right side
    473,472.48x = 168,974,461,913.37
  5. Step 5: Solve for x
    x = 168,974,461,913.37/473,472.48
  6. Step 6: Final answer
    x = 356,883.39

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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.