Home / 507,476.07-760,918.89-191,957.58

Finding the Fourth Proportional to 507,476.07, 760,918.89 and 191,957.58

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Solution

The fourth proportional to 507,476.07, 760,918.89 and 191,957.58 is: 287,824.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,476.07 : 760,918.89 = 191,957.58 : x
  2. Step 2: Convert to fraction form
    507,476.07/760,918.89 = 191,957.58/x
  3. Step 3: Cross multiply
    507,476.07x = 760,918.89 × 191,957.58
  4. Step 4: Simplify right side
    507,476.07x = 146,064,148,700.69
  5. Step 5: Solve for x
    x = 146,064,148,700.69/507,476.07
  6. Step 6: Final answer
    x = 287,824.70

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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.