Home / 945,975.60-1,419,838.20-473,000.40

Finding the Fourth Proportional to 945,975.60, 1,419,838.20 and 473,000.40

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Solution

The fourth proportional to 945,975.60, 1,419,838.20 and 473,000.40 is: 709,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,975.60 : 1,419,838.20 = 473,000.40 : x
  2. Step 2: Convert to fraction form
    945,975.60/1,419,838.20 = 473,000.40/x
  3. Step 3: Cross multiply
    945,975.60x = 1,419,838.20 × 473,000.40
  4. Step 4: Simplify right side
    945,975.60x = 671,584,036,535.28
  5. Step 5: Solve for x
    x = 671,584,036,535.28/945,975.60
  6. Step 6: Final answer
    x = 709,938.01

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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.