Home / 870,611.03-1,201,518.67-483,501.10

Finding the Fourth Proportional to 870,611.03, 1,201,518.67 and 483,501.10

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Solution

The fourth proportional to 870,611.03, 1,201,518.67 and 483,501.10 is: 667,273.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,611.03 : 1,201,518.67 = 483,501.10 : x
  2. Step 2: Convert to fraction form
    870,611.03/1,201,518.67 = 483,501.10/x
  3. Step 3: Cross multiply
    870,611.03x = 1,201,518.67 × 483,501.10
  4. Step 4: Simplify right side
    870,611.03x = 580,935,592,607.94
  5. Step 5: Solve for x
    x = 580,935,592,607.94/870,611.03
  6. Step 6: Final answer
    x = 667,273.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.