Home / 916,116.65-1,374,269.13-317,076.83

Finding the Fourth Proportional to 916,116.65, 1,374,269.13 and 317,076.83

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Solution

The fourth proportional to 916,116.65, 1,374,269.13 and 317,076.83 is: 475,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,116.65 : 1,374,269.13 = 317,076.83 : x
  2. Step 2: Convert to fraction form
    916,116.65/1,374,269.13 = 317,076.83/x
  3. Step 3: Cross multiply
    916,116.65x = 1,374,269.13 × 317,076.83
  4. Step 4: Simplify right side
    916,116.65x = 435,748,892,435.91
  5. Step 5: Solve for x
    x = 435,748,892,435.91/916,116.65
  6. Step 6: Final answer
    x = 475,647.83

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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.