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Finding the Fourth Proportional to 602,303.22, 831,247.91 and 360,585.65

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Solution

The fourth proportional to 602,303.22, 831,247.91 and 360,585.65 is: 497,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,303.22 : 831,247.91 = 360,585.65 : x
  2. Step 2: Convert to fraction form
    602,303.22/831,247.91 = 360,585.65/x
  3. Step 3: Cross multiply
    602,303.22x = 831,247.91 × 360,585.65
  4. Step 4: Simplify right side
    602,303.22x = 299,736,066,720.92
  5. Step 5: Solve for x
    x = 299,736,066,720.92/602,303.22
  6. Step 6: Final answer
    x = 497,649.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.