Home / 762,603.60-1,051,955.72-475,625.46

Finding the Fourth Proportional to 762,603.60, 1,051,955.72 and 475,625.46

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Solution

The fourth proportional to 762,603.60, 1,051,955.72 and 475,625.46 is: 656,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,603.60 : 1,051,955.72 = 475,625.46 : x
  2. Step 2: Convert to fraction form
    762,603.60/1,051,955.72 = 475,625.46/x
  3. Step 3: Cross multiply
    762,603.60x = 1,051,955.72 × 475,625.46
  4. Step 4: Simplify right side
    762,603.60x = 500,336,923,224.63
  5. Step 5: Solve for x
    x = 500,336,923,224.63/762,603.60
  6. Step 6: Final answer
    x = 656,090.43

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1.5x scale

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.