Home / 980,390.13-1,470,254.59-373,034.26

Finding the Fourth Proportional to 980,390.13, 1,470,254.59 and 373,034.26

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Solution

The fourth proportional to 980,390.13, 1,470,254.59 and 373,034.26 is: 559,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,390.13 : 1,470,254.59 = 373,034.26 : x
  2. Step 2: Convert to fraction form
    980,390.13/1,470,254.59 = 373,034.26/x
  3. Step 3: Cross multiply
    980,390.13x = 1,470,254.59 × 373,034.26
  4. Step 4: Simplify right side
    980,390.13x = 548,455,331,127.08
  5. Step 5: Solve for x
    x = 548,455,331,127.08/980,390.13
  6. Step 6: Final answer
    x = 559,425.59

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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.