Home / 998,035.40-1,497,271.80-492,838.40

Finding the Fourth Proportional to 998,035.40, 1,497,271.80 and 492,838.40

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Solution

The fourth proportional to 998,035.40, 1,497,271.80 and 492,838.40 is: 739,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,035.40 : 1,497,271.80 = 492,838.40 : x
  2. Step 2: Convert to fraction form
    998,035.40/1,497,271.80 = 492,838.40/x
  3. Step 3: Cross multiply
    998,035.40x = 1,497,271.80 × 492,838.40
  4. Step 4: Simplify right side
    998,035.40x = 737,913,038,277.12
  5. Step 5: Solve for x
    x = 737,913,038,277.12/998,035.40
  6. Step 6: Final answer
    x = 739,365.60

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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.