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Finding the Fourth Proportional to 632,433.60, 873,483.84 and 461,116.80

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Solution

The fourth proportional to 632,433.60, 873,483.84 and 461,116.80 is: 636,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,433.60 : 873,483.84 = 461,116.80 : x
  2. Step 2: Convert to fraction form
    632,433.60/873,483.84 = 461,116.80/x
  3. Step 3: Cross multiply
    632,433.60x = 873,483.84 × 461,116.80
  4. Step 4: Simplify right side
    632,433.60x = 402,778,073,152.51
  5. Step 5: Solve for x
    x = 402,778,073,152.51/632,433.60
  6. Step 6: Final answer
    x = 636,870.14

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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.