Home / 682,711.07-1,018,875.42-607,045.01

Finding the Fourth Proportional to 682,711.07, 1,018,875.42 and 607,045.01

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Solution

The fourth proportional to 682,711.07, 1,018,875.42 and 607,045.01 is: 905,951.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,711.07 : 1,018,875.42 = 607,045.01 : x
  2. Step 2: Convert to fraction form
    682,711.07/1,018,875.42 = 607,045.01/x
  3. Step 3: Cross multiply
    682,711.07x = 1,018,875.42 × 607,045.01
  4. Step 4: Simplify right side
    682,711.07x = 618,503,234,428.28
  5. Step 5: Solve for x
    x = 618,503,234,428.28/682,711.07
  6. Step 6: Final answer
    x = 905,951.68

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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.