Home / 873,493.93-1,205,448.44-475,699.13

Finding the Fourth Proportional to 873,493.93, 1,205,448.44 and 475,699.13

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Solution

The fourth proportional to 873,493.93, 1,205,448.44 and 475,699.13 is: 656,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,493.93 : 1,205,448.44 = 475,699.13 : x
  2. Step 2: Convert to fraction form
    873,493.93/1,205,448.44 = 475,699.13/x
  3. Step 3: Cross multiply
    873,493.93x = 1,205,448.44 × 475,699.13
  4. Step 4: Simplify right side
    873,493.93x = 573,430,774,167.86
  5. Step 5: Solve for x
    x = 573,430,774,167.86/873,493.93
  6. Step 6: Final answer
    x = 656,479.40

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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.