Home / 976,089.60-1,464,186.72-302,636.16

Finding the Fourth Proportional to 976,089.60, 1,464,186.72 and 302,636.16

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Solution

The fourth proportional to 976,089.60, 1,464,186.72 and 302,636.16 is: 453,970.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,089.60 : 1,464,186.72 = 302,636.16 : x
  2. Step 2: Convert to fraction form
    976,089.60/1,464,186.72 = 302,636.16/x
  3. Step 3: Cross multiply
    976,089.60x = 1,464,186.72 × 302,636.16
  4. Step 4: Simplify right side
    976,089.60x = 443,115,846,463.80
  5. Step 5: Solve for x
    x = 443,115,846,463.80/976,089.60
  6. Step 6: Final answer
    x = 453,970.46

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1.5x scale

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.