Home / 899,566.02-1,348,684.43-425,696.58

Finding the Fourth Proportional to 899,566.02, 1,348,684.43 and 425,696.58

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Solution

The fourth proportional to 899,566.02, 1,348,684.43 and 425,696.58 is: 638,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,566.02 : 1,348,684.43 = 425,696.58 : x
  2. Step 2: Convert to fraction form
    899,566.02/1,348,684.43 = 425,696.58/x
  3. Step 3: Cross multiply
    899,566.02x = 1,348,684.43 × 425,696.58
  4. Step 4: Simplify right side
    899,566.02x = 574,130,347,221.77
  5. Step 5: Solve for x
    x = 574,130,347,221.77/899,566.02
  6. Step 6: Final answer
    x = 638,230.36

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1.5x scale

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.