Home / 907,717.72-1,360,946.06-402,003.12

Finding the Fourth Proportional to 907,717.72, 1,360,946.06 and 402,003.12

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Solution

The fourth proportional to 907,717.72, 1,360,946.06 and 402,003.12 is: 602,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,717.72 : 1,360,946.06 = 402,003.12 : x
  2. Step 2: Convert to fraction form
    907,717.72/1,360,946.06 = 402,003.12/x
  3. Step 3: Cross multiply
    907,717.72x = 1,360,946.06 × 402,003.12
  4. Step 4: Simplify right side
    907,717.72x = 547,104,562,271.71
  5. Step 5: Solve for x
    x = 547,104,562,271.71/907,717.72
  6. Step 6: Final answer
    x = 602,725.44

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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.