Home / 1,110,752.48-1,665,784.26-400,688.30

Finding the Fourth Proportional to 1,110,752.48, 1,665,784.26 and 400,688.30

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Solution

The fourth proportional to 1,110,752.48, 1,665,784.26 and 400,688.30 is: 600,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,752.48 : 1,665,784.26 = 400,688.30 : x
  2. Step 2: Convert to fraction form
    1,110,752.48/1,665,784.26 = 400,688.30/x
  3. Step 3: Cross multiply
    1,110,752.48x = 1,665,784.26 × 400,688.30
  4. Step 4: Simplify right side
    1,110,752.48x = 667,460,263,306.16
  5. Step 5: Solve for x
    x = 667,460,263,306.16/1,110,752.48
  6. Step 6: Final answer
    x = 600,908.19

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1.5x scale

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.