Home / 473,277.98-653,120.34-258,417.92

Finding the Fourth Proportional to 473,277.98, 653,120.34 and 258,417.92

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Solution

The fourth proportional to 473,277.98, 653,120.34 and 258,417.92 is: 356,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,277.98 : 653,120.34 = 258,417.92 : x
  2. Step 2: Convert to fraction form
    473,277.98/653,120.34 = 258,417.92/x
  3. Step 3: Cross multiply
    473,277.98x = 653,120.34 × 258,417.92
  4. Step 4: Simplify right side
    473,277.98x = 168,777,999,772.49
  5. Step 5: Solve for x
    x = 168,777,999,772.49/473,277.98
  6. Step 6: Final answer
    x = 356,614.94

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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.