Home / 434,849.40-651,950.10-224,638.20

Finding the Fourth Proportional to 434,849.40, 651,950.10 and 224,638.20

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Solution

The fourth proportional to 434,849.40, 651,950.10 and 224,638.20 is: 336,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,849.40 : 651,950.10 = 224,638.20 : x
  2. Step 2: Convert to fraction form
    434,849.40/651,950.10 = 224,638.20/x
  3. Step 3: Cross multiply
    434,849.40x = 651,950.10 × 224,638.20
  4. Step 4: Simplify right side
    434,849.40x = 146,452,896,953.82
  5. Step 5: Solve for x
    x = 146,452,896,953.82/434,849.40
  6. Step 6: Final answer
    x = 336,789.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.