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Finding the Fourth Proportional to 679,495.07, 937,709.51 and 373,573.62

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Solution

The fourth proportional to 679,495.07, 937,709.51 and 373,573.62 is: 515,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,495.07 : 937,709.51 = 373,573.62 : x
  2. Step 2: Convert to fraction form
    679,495.07/937,709.51 = 373,573.62/x
  3. Step 3: Cross multiply
    679,495.07x = 937,709.51 × 373,573.62
  4. Step 4: Simplify right side
    679,495.07x = 350,303,534,291.26
  5. Step 5: Solve for x
    x = 350,303,534,291.26/679,495.07
  6. Step 6: Final answer
    x = 515,535.06

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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.