Home / 903,697.08-1,355,555.34-272,616.36

Finding the Fourth Proportional to 903,697.08, 1,355,555.34 and 272,616.36

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Solution

The fourth proportional to 903,697.08, 1,355,555.34 and 272,616.36 is: 408,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,697.08 : 1,355,555.34 = 272,616.36 : x
  2. Step 2: Convert to fraction form
    903,697.08/1,355,555.34 = 272,616.36/x
  3. Step 3: Cross multiply
    903,697.08x = 1,355,555.34 × 272,616.36
  4. Step 4: Simplify right side
    903,697.08x = 369,546,562,569.36
  5. Step 5: Solve for x
    x = 369,546,562,569.36/903,697.08
  6. Step 6: Final answer
    x = 408,927.47

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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.