Home / 1,010,160-1,514,794.08-378,630.94

Finding the Fourth Proportional to 1,010,160, 1,514,794.08 and 378,630.94

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Solution

The fourth proportional to 1,010,160, 1,514,794.08 and 378,630.94 is: 567,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,160 : 1,514,794.08 = 378,630.94 : x
  2. Step 2: Convert to fraction form
    1,010,160/1,514,794.08 = 378,630.94/x
  3. Step 3: Cross multiply
    1,010,160x = 1,514,794.08 × 378,630.94
  4. Step 4: Simplify right side
    1,010,160x = 573,547,906,416.84
  5. Step 5: Solve for x
    x = 573,547,906,416.84/1,010,160
  6. Step 6: Final answer
    x = 567,779.27

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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.