Home / 975,978.58-1,461,835.74-405,630.44

Finding the Fourth Proportional to 975,978.58, 1,461,835.74 and 405,630.44

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Solution

The fourth proportional to 975,978.58, 1,461,835.74 and 405,630.44 is: 607,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,978.58 : 1,461,835.74 = 405,630.44 : x
  2. Step 2: Convert to fraction form
    975,978.58/1,461,835.74 = 405,630.44/x
  3. Step 3: Cross multiply
    975,978.58x = 1,461,835.74 × 405,630.44
  4. Step 4: Simplify right side
    975,978.58x = 592,965,074,423.93
  5. Step 5: Solve for x
    x = 592,965,074,423.93/975,978.58
  6. Step 6: Final answer
    x = 607,559.52

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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.