Home / 434,012.49-598,961.93-243,024.21

Finding the Fourth Proportional to 434,012.49, 598,961.93 and 243,024.21

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Solution

The fourth proportional to 434,012.49, 598,961.93 and 243,024.21 is: 335,387.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,012.49 : 598,961.93 = 243,024.21 : x
  2. Step 2: Convert to fraction form
    434,012.49/598,961.93 = 243,024.21/x
  3. Step 3: Cross multiply
    434,012.49x = 598,961.93 × 243,024.21
  4. Step 4: Simplify right side
    434,012.49x = 145,562,248,643.20
  5. Step 5: Solve for x
    x = 145,562,248,643.20/434,012.49
  6. Step 6: Final answer
    x = 335,387.23

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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.