Home / 976,472.98-1,464,636.55-302,559.46

Finding the Fourth Proportional to 976,472.98, 1,464,636.55 and 302,559.46

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Solution

The fourth proportional to 976,472.98, 1,464,636.55 and 302,559.46 is: 453,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,472.98 : 1,464,636.55 = 302,559.46 : x
  2. Step 2: Convert to fraction form
    976,472.98/1,464,636.55 = 302,559.46/x
  3. Step 3: Cross multiply
    976,472.98x = 1,464,636.55 × 302,559.46
  4. Step 4: Simplify right side
    976,472.98x = 443,139,642,907.86
  5. Step 5: Solve for x
    x = 443,139,642,907.86/976,472.98
  6. Step 6: Final answer
    x = 453,816.60

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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.