Home / 501,416.09-749,977.64-465,070.88

Finding the Fourth Proportional to 501,416.09, 749,977.64 and 465,070.88

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Solution

The fourth proportional to 501,416.09, 749,977.64 and 465,070.88 is: 695,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,416.09 : 749,977.64 = 465,070.88 : x
  2. Step 2: Convert to fraction form
    501,416.09/749,977.64 = 465,070.88/x
  3. Step 3: Cross multiply
    501,416.09x = 749,977.64 × 465,070.88
  4. Step 4: Simplify right side
    501,416.09x = 348,792,759,496.31
  5. Step 5: Solve for x
    x = 348,792,759,496.31/501,416.09
  6. Step 6: Final answer
    x = 695,615.42

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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.