Home / 960,047.01-1,440,638.64-353,261.42

Finding the Fourth Proportional to 960,047.01, 1,440,638.64 and 353,261.42

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Solution

The fourth proportional to 960,047.01, 1,440,638.64 and 353,261.42 is: 530,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,047.01 : 1,440,638.64 = 353,261.42 : x
  2. Step 2: Convert to fraction form
    960,047.01/1,440,638.64 = 353,261.42/x
  3. Step 3: Cross multiply
    960,047.01x = 1,440,638.64 × 353,261.42
  4. Step 4: Simplify right side
    960,047.01x = 508,922,044,470.08
  5. Step 5: Solve for x
    x = 508,922,044,470.08/960,047.01
  6. Step 6: Final answer
    x = 530,101.17

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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.