Home / 1,009,048.08-1,392,497.21-550,158.90

Finding the Fourth Proportional to 1,009,048.08, 1,392,497.21 and 550,158.90

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Solution

The fourth proportional to 1,009,048.08, 1,392,497.21 and 550,158.90 is: 759,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,048.08 : 1,392,497.21 = 550,158.90 : x
  2. Step 2: Convert to fraction form
    1,009,048.08/1,392,497.21 = 550,158.90/x
  3. Step 3: Cross multiply
    1,009,048.08x = 1,392,497.21 × 550,158.90
  4. Step 4: Simplify right side
    1,009,048.08x = 766,094,733,306.67
  5. Step 5: Solve for x
    x = 766,094,733,306.67/1,009,048.08
  6. Step 6: Final answer
    x = 759,225.20

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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.