Home / 870,094.48-1,200,712.30-482,887.41

Finding the Fourth Proportional to 870,094.48, 1,200,712.30 and 482,887.41

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Solution

The fourth proportional to 870,094.48, 1,200,712.30 and 482,887.41 is: 666,374.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,094.48 : 1,200,712.30 = 482,887.41 : x
  2. Step 2: Convert to fraction form
    870,094.48/1,200,712.30 = 482,887.41/x
  3. Step 3: Cross multiply
    870,094.48x = 1,200,712.30 × 482,887.41
  4. Step 4: Simplify right side
    870,094.48x = 579,808,855,997.60
  5. Step 5: Solve for x
    x = 579,808,855,997.60/870,094.48
  6. Step 6: Final answer
    x = 666,374.59

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1.5x scale

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.