Home / 703,000.70-1,054,501.05-323,920.70

Finding the Fourth Proportional to 703,000.70, 1,054,501.05 and 323,920.70

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Solution

The fourth proportional to 703,000.70, 1,054,501.05 and 323,920.70 is: 485,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,000.70 : 1,054,501.05 = 323,920.70 : x
  2. Step 2: Convert to fraction form
    703,000.70/1,054,501.05 = 323,920.70/x
  3. Step 3: Cross multiply
    703,000.70x = 1,054,501.05 × 323,920.70
  4. Step 4: Simplify right side
    703,000.70x = 341,574,718,266.74
  5. Step 5: Solve for x
    x = 341,574,718,266.74/703,000.70
  6. Step 6: Final answer
    x = 485,881.05

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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.