Home / 752,926.60-1,039,056.80-408,777.04

Finding the Fourth Proportional to 752,926.60, 1,039,056.80 and 408,777.04

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Solution

The fourth proportional to 752,926.60, 1,039,056.80 and 408,777.04 is: 564,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,926.60 : 1,039,056.80 = 408,777.04 : x
  2. Step 2: Convert to fraction form
    752,926.60/1,039,056.80 = 408,777.04/x
  3. Step 3: Cross multiply
    752,926.60x = 1,039,056.80 × 408,777.04
  4. Step 4: Simplify right side
    752,926.60x = 424,742,563,095.87
  5. Step 5: Solve for x
    x = 424,742,563,095.87/752,926.60
  6. Step 6: Final answer
    x = 564,122.14

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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.