Home / 563,107.14-842,697.18-460,721.92

Finding the Fourth Proportional to 563,107.14, 842,697.18 and 460,721.92

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Solution

The fourth proportional to 563,107.14, 842,697.18 and 460,721.92 is: 689,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,107.14 : 842,697.18 = 460,721.92 : x
  2. Step 2: Convert to fraction form
    563,107.14/842,697.18 = 460,721.92/x
  3. Step 3: Cross multiply
    563,107.14x = 842,697.18 × 460,721.92
  4. Step 4: Simplify right side
    563,107.14x = 388,249,062,748.19
  5. Step 5: Solve for x
    x = 388,249,062,748.19/563,107.14
  6. Step 6: Final answer
    x = 689,476.36

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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.