Home / 999,402.40-1,499,011.44-334,560.16

Finding the Fourth Proportional to 999,402.40, 1,499,011.44 and 334,560.16

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Solution

The fourth proportional to 999,402.40, 1,499,011.44 and 334,560.16 is: 501,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,402.40 : 1,499,011.44 = 334,560.16 : x
  2. Step 2: Convert to fraction form
    999,402.40/1,499,011.44 = 334,560.16/x
  3. Step 3: Cross multiply
    999,402.40x = 1,499,011.44 × 334,560.16
  4. Step 4: Simplify right side
    999,402.40x = 501,509,507,208.23
  5. Step 5: Solve for x
    x = 501,509,507,208.23/999,402.40
  6. Step 6: Final answer
    x = 501,809.39

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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.