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Finding the Fourth Proportional to 460,360.80, 689,374.80 and 367,048.80

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Solution

The fourth proportional to 460,360.80, 689,374.80 and 367,048.80 is: 549,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,360.80 : 689,374.80 = 367,048.80 : x
  2. Step 2: Convert to fraction form
    460,360.80/689,374.80 = 367,048.80/x
  3. Step 3: Cross multiply
    460,360.80x = 689,374.80 × 367,048.80
  4. Step 4: Simplify right side
    460,360.80x = 253,034,193,090.24
  5. Step 5: Solve for x
    x = 253,034,193,090.24/460,360.80
  6. Step 6: Final answer
    x = 549,643.22

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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.