Home / 739,901.40-1,110,204.55-512,547.26

Finding the Fourth Proportional to 739,901.40, 1,110,204.55 and 512,547.26

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Solution

The fourth proportional to 739,901.40, 1,110,204.55 and 512,547.26 is: 769,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,901.40 : 1,110,204.55 = 512,547.26 : x
  2. Step 2: Convert to fraction form
    739,901.40/1,110,204.55 = 512,547.26/x
  3. Step 3: Cross multiply
    739,901.40x = 1,110,204.55 × 512,547.26
  4. Step 4: Simplify right side
    739,901.40x = 569,032,295,231.69
  5. Step 5: Solve for x
    x = 569,032,295,231.69/739,901.40
  6. Step 6: Final answer
    x = 769,065.04

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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.