Home / 903,756.60-1,355,246.10-454,303.80

Finding the Fourth Proportional to 903,756.60, 1,355,246.10 and 454,303.80

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Solution

The fourth proportional to 903,756.60, 1,355,246.10 and 454,303.80 is: 681,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,756.60 : 1,355,246.10 = 454,303.80 : x
  2. Step 2: Convert to fraction form
    903,756.60/1,355,246.10 = 454,303.80/x
  3. Step 3: Cross multiply
    903,756.60x = 1,355,246.10 × 454,303.80
  4. Step 4: Simplify right side
    903,756.60x = 615,693,453,165.18
  5. Step 5: Solve for x
    x = 615,693,453,165.18/903,756.60
  6. Step 6: Final answer
    x = 681,260.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.