Home / 456,024.36-684,064.75-152,445.84

Finding the Fourth Proportional to 456,024.36, 684,064.75 and 152,445.84

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Solution

The fourth proportional to 456,024.36, 684,064.75 and 152,445.84 is: 228,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,024.36 : 684,064.75 = 152,445.84 : x
  2. Step 2: Convert to fraction form
    456,024.36/684,064.75 = 152,445.84/x
  3. Step 3: Cross multiply
    456,024.36x = 684,064.75 × 152,445.84
  4. Step 4: Simplify right side
    456,024.36x = 104,282,825,428.14
  5. Step 5: Solve for x
    x = 104,282,825,428.14/456,024.36
  6. Step 6: Final answer
    x = 228,678.19

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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.