Home / 614,374.02-847,808.24-342,471.60

Finding the Fourth Proportional to 614,374.02, 847,808.24 and 342,471.60

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Solution

The fourth proportional to 614,374.02, 847,808.24 and 342,471.60 is: 472,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,374.02 : 847,808.24 = 342,471.60 : x
  2. Step 2: Convert to fraction form
    614,374.02/847,808.24 = 342,471.60/x
  3. Step 3: Cross multiply
    614,374.02x = 847,808.24 × 342,471.60
  4. Step 4: Simplify right side
    614,374.02x = 290,350,242,733.63
  5. Step 5: Solve for x
    x = 290,350,242,733.63/614,374.02
  6. Step 6: Final answer
    x = 472,595.25

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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.