Home / 889,898.48-1,228,079.48-507,917.36

Finding the Fourth Proportional to 889,898.48, 1,228,079.48 and 507,917.36

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Solution

The fourth proportional to 889,898.48, 1,228,079.48 and 507,917.36 is: 700,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,898.48 : 1,228,079.48 = 507,917.36 : x
  2. Step 2: Convert to fraction form
    889,898.48/1,228,079.48 = 507,917.36/x
  3. Step 3: Cross multiply
    889,898.48x = 1,228,079.48 × 507,917.36
  4. Step 4: Simplify right side
    889,898.48x = 623,762,887,351.77
  5. Step 5: Solve for x
    x = 623,762,887,351.77/889,898.48
  6. Step 6: Final answer
    x = 700,937.13

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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.