Home / 959,417.55-1,436,832.02-553,378.89

Finding the Fourth Proportional to 959,417.55, 1,436,832.02 and 553,378.89

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Solution

The fourth proportional to 959,417.55, 1,436,832.02 and 553,378.89 is: 828,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,417.55 : 1,436,832.02 = 553,378.89 : x
  2. Step 2: Convert to fraction form
    959,417.55/1,436,832.02 = 553,378.89/x
  3. Step 3: Cross multiply
    959,417.55x = 1,436,832.02 × 553,378.89
  4. Step 4: Simplify right side
    959,417.55x = 795,112,508,344.06
  5. Step 5: Solve for x
    x = 795,112,508,344.06/959,417.55
  6. Step 6: Final answer
    x = 828,745.01

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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.