Home / 1,077,246.74-1,615,373.48-318,817.01

Finding the Fourth Proportional to 1,077,246.74, 1,615,373.48 and 318,817.01

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Solution

The fourth proportional to 1,077,246.74, 1,615,373.48 and 318,817.01 is: 478,078.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,246.74 : 1,615,373.48 = 318,817.01 : x
  2. Step 2: Convert to fraction form
    1,077,246.74/1,615,373.48 = 318,817.01/x
  3. Step 3: Cross multiply
    1,077,246.74x = 1,615,373.48 × 318,817.01
  4. Step 4: Simplify right side
    1,077,246.74x = 515,008,547,762.37
  5. Step 5: Solve for x
    x = 515,008,547,762.37/1,077,246.74
  6. Step 6: Final answer
    x = 478,078.54

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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.