Home / 798,704.78-1,100,339.48-556,547.98

Finding the Fourth Proportional to 798,704.78, 1,100,339.48 and 556,547.98

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Solution

The fourth proportional to 798,704.78, 1,100,339.48 and 556,547.98 is: 766,731.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,704.78 : 1,100,339.48 = 556,547.98 : x
  2. Step 2: Convert to fraction form
    798,704.78/1,100,339.48 = 556,547.98/x
  3. Step 3: Cross multiply
    798,704.78x = 1,100,339.48 × 556,547.98
  4. Step 4: Simplify right side
    798,704.78x = 612,391,714,908.25
  5. Step 5: Solve for x
    x = 612,391,714,908.25/798,704.78
  6. Step 6: Final answer
    x = 766,731.00

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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.