Home / 507,275.15-760,987.44-152,317.76

Finding the Fourth Proportional to 507,275.15, 760,987.44 and 152,317.76

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Solution

The fourth proportional to 507,275.15, 760,987.44 and 152,317.76 is: 228,499.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,275.15 : 760,987.44 = 152,317.76 : x
  2. Step 2: Convert to fraction form
    507,275.15/760,987.44 = 152,317.76/x
  3. Step 3: Cross multiply
    507,275.15x = 760,987.44 × 152,317.76
  4. Step 4: Simplify right side
    507,275.15x = 115,911,898,444.00
  5. Step 5: Solve for x
    x = 115,911,898,444.00/507,275.15
  6. Step 6: Final answer
    x = 228,499.07

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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.