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Finding the Fourth Proportional to 682,710.15, 1,018,874.00 and 607,044.08

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Solution

The fourth proportional to 682,710.15, 1,018,874.00 and 607,044.08 is: 905,950.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,710.15 : 1,018,874.00 = 607,044.08 : x
  2. Step 2: Convert to fraction form
    682,710.15/1,018,874.00 = 607,044.08/x
  3. Step 3: Cross multiply
    682,710.15x = 1,018,874.00 × 607,044.08
  4. Step 4: Simplify right side
    682,710.15x = 618,501,421,836.33
  5. Step 5: Solve for x
    x = 618,501,421,836.33/682,710.15
  6. Step 6: Final answer
    x = 905,950.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.