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Finding the Fourth Proportional to 973,999.45, 1,460,999.18 and 973,999.45

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Solution

The fourth proportional to 973,999.45, 1,460,999.18 and 973,999.45 is: 1,460,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,999.45 : 1,460,999.18 = 973,999.45 : x
  2. Step 2: Convert to fraction form
    973,999.45/1,460,999.18 = 973,999.45/x
  3. Step 3: Cross multiply
    973,999.45x = 1,460,999.18 × 973,999.45
  4. Step 4: Simplify right side
    973,999.45x = 1,423,012,397,770.45
  5. Step 5: Solve for x
    x = 1,423,012,397,770.45/973,999.45
  6. Step 6: Final answer
    x = 1,460,999.18

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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.