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Finding the Fourth Proportional to 632,497.34, 872,866.94 and 346,017.41

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Solution

The fourth proportional to 632,497.34, 872,866.94 and 346,017.41 is: 477,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,497.34 : 872,866.94 = 346,017.41 : x
  2. Step 2: Convert to fraction form
    632,497.34/872,866.94 = 346,017.41/x
  3. Step 3: Cross multiply
    632,497.34x = 872,866.94 × 346,017.41
  4. Step 4: Simplify right side
    632,497.34x = 302,027,151,759.00
  5. Step 5: Solve for x
    x = 302,027,151,759.00/632,497.34
  6. Step 6: Final answer
    x = 477,515.30

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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.