Home / 679,030.61-937,057.76-373,110.32

Finding the Fourth Proportional to 679,030.61, 937,057.76 and 373,110.32

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Solution

The fourth proportional to 679,030.61, 937,057.76 and 373,110.32 is: 514,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,030.61 : 937,057.76 = 373,110.32 : x
  2. Step 2: Convert to fraction form
    679,030.61/937,057.76 = 373,110.32/x
  3. Step 3: Cross multiply
    679,030.61x = 937,057.76 × 373,110.32
  4. Step 4: Simplify right side
    679,030.61x = 349,625,914,141.24
  5. Step 5: Solve for x
    x = 349,625,914,141.24/679,030.61
  6. Step 6: Final answer
    x = 514,889.77

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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.