Home / 997,941.40-1,497,130.80-492,744.40

Finding the Fourth Proportional to 997,941.40, 1,497,130.80 and 492,744.40

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Solution

The fourth proportional to 997,941.40, 1,497,130.80 and 492,744.40 is: 739,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,941.40 : 1,497,130.80 = 492,744.40 : x
  2. Step 2: Convert to fraction form
    997,941.40/1,497,130.80 = 492,744.40/x
  3. Step 3: Cross multiply
    997,941.40x = 1,497,130.80 × 492,744.40
  4. Step 4: Simplify right side
    997,941.40x = 737,702,817,767.52
  5. Step 5: Solve for x
    x = 737,702,817,767.52/997,941.40
  6. Step 6: Final answer
    x = 739,224.59

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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.