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Finding the Fourth Proportional to 508,024.71, 761,939.90 and 255,235.14

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Solution

The fourth proportional to 508,024.71, 761,939.90 and 255,235.14 is: 382,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,024.71 : 761,939.90 = 255,235.14 : x
  2. Step 2: Convert to fraction form
    508,024.71/761,939.90 = 255,235.14/x
  3. Step 3: Cross multiply
    508,024.71x = 761,939.90 × 255,235.14
  4. Step 4: Simplify right side
    508,024.71x = 194,473,835,771.91
  5. Step 5: Solve for x
    x = 194,473,835,771.91/508,024.71
  6. Step 6: Final answer
    x = 382,803.89

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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.