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Finding the Fourth Proportional to 477,303.90, 658,681.84 and 262,457.88

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Solution

The fourth proportional to 477,303.90, 658,681.84 and 262,457.88 is: 362,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,303.90 : 658,681.84 = 262,457.88 : x
  2. Step 2: Convert to fraction form
    477,303.90/658,681.84 = 262,457.88/x
  3. Step 3: Cross multiply
    477,303.90x = 658,681.84 × 262,457.88
  4. Step 4: Simplify right side
    477,303.90x = 172,876,239,320.90
  5. Step 5: Solve for x
    x = 172,876,239,320.90/477,303.90
  6. Step 6: Final answer
    x = 362,193.23

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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.