Home / 507,141.16-760,720.38-191,746.60

Finding the Fourth Proportional to 507,141.16, 760,720.38 and 191,746.60

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Solution

The fourth proportional to 507,141.16, 760,720.38 and 191,746.60 is: 287,623.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,141.16 : 760,720.38 = 191,746.60 : x
  2. Step 2: Convert to fraction form
    507,141.16/760,720.38 = 191,746.60/x
  3. Step 3: Cross multiply
    507,141.16x = 760,720.38 × 191,746.60
  4. Step 4: Simplify right side
    507,141.16x = 145,865,546,415.71
  5. Step 5: Solve for x
    x = 145,865,546,415.71/507,141.16
  6. Step 6: Final answer
    x = 287,623.17

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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.