Home / 954,820.74-1,317,626.35-525,100.87

Finding the Fourth Proportional to 954,820.74, 1,317,626.35 and 525,100.87

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Solution

The fourth proportional to 954,820.74, 1,317,626.35 and 525,100.87 is: 724,624.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,820.74 : 1,317,626.35 = 525,100.87 : x
  2. Step 2: Convert to fraction form
    954,820.74/1,317,626.35 = 525,100.87/x
  3. Step 3: Cross multiply
    954,820.74x = 1,317,626.35 × 525,100.87
  4. Step 4: Simplify right side
    954,820.74x = 691,886,742,719.93
  5. Step 5: Solve for x
    x = 691,886,742,719.93/954,820.74
  6. Step 6: Final answer
    x = 724,624.75

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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.