Home / 460,479.72-689,444.18-235,355.34

Finding the Fourth Proportional to 460,479.72, 689,444.18 and 235,355.34

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Solution

The fourth proportional to 460,479.72, 689,444.18 and 235,355.34 is: 352,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,479.72 : 689,444.18 = 235,355.34 : x
  2. Step 2: Convert to fraction form
    460,479.72/689,444.18 = 235,355.34/x
  3. Step 3: Cross multiply
    460,479.72x = 689,444.18 × 235,355.34
  4. Step 4: Simplify right side
    460,479.72x = 162,264,369,394.92
  5. Step 5: Solve for x
    x = 162,264,369,394.92/460,479.72
  6. Step 6: Final answer
    x = 352,381.14

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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.