Home / 469,130.07-647,459.45-262,409.95

Finding the Fourth Proportional to 469,130.07, 647,459.45 and 262,409.95

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Solution

The fourth proportional to 469,130.07, 647,459.45 and 262,409.95 is: 362,159.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,130.07 : 647,459.45 = 262,409.95 : x
  2. Step 2: Convert to fraction form
    469,130.07/647,459.45 = 262,409.95/x
  3. Step 3: Cross multiply
    469,130.07x = 647,459.45 × 262,409.95
  4. Step 4: Simplify right side
    469,130.07x = 169,899,801,901.53
  5. Step 5: Solve for x
    x = 169,899,801,901.53/469,130.07
  6. Step 6: Final answer
    x = 362,159.27

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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.