Home / 790,345.88-1,090,703.76-484,363.14

Finding the Fourth Proportional to 790,345.88, 1,090,703.76 and 484,363.14

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Solution

The fourth proportional to 790,345.88, 1,090,703.76 and 484,363.14 is: 668,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,345.88 : 1,090,703.76 = 484,363.14 : x
  2. Step 2: Convert to fraction form
    790,345.88/1,090,703.76 = 484,363.14/x
  3. Step 3: Cross multiply
    790,345.88x = 1,090,703.76 × 484,363.14
  4. Step 4: Simplify right side
    790,345.88x = 528,296,698,003.41
  5. Step 5: Solve for x
    x = 528,296,698,003.41/790,345.88
  6. Step 6: Final answer
    x = 668,437.34

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Double scale
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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.