Home / 285,316.02-426,100.50-229,241.34

Finding the Fourth Proportional to 285,316.02, 426,100.50 and 229,241.34

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Solution

The fourth proportional to 285,316.02, 426,100.50 and 229,241.34 is: 342,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,316.02 : 426,100.50 = 229,241.34 : x
  2. Step 2: Convert to fraction form
    285,316.02/426,100.50 = 229,241.34/x
  3. Step 3: Cross multiply
    285,316.02x = 426,100.50 × 229,241.34
  4. Step 4: Simplify right side
    285,316.02x = 97,679,849,594.67
  5. Step 5: Solve for x
    x = 97,679,849,594.67/285,316.02
  6. Step 6: Final answer
    x = 342,356.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.