Home / 839,482.74-1,158,452.37-457,501.26

Finding the Fourth Proportional to 839,482.74, 1,158,452.37 and 457,501.26

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Solution

The fourth proportional to 839,482.74, 1,158,452.37 and 457,501.26 is: 631,333.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,482.74 : 1,158,452.37 = 457,501.26 : x
  2. Step 2: Convert to fraction form
    839,482.74/1,158,452.37 = 457,501.26/x
  3. Step 3: Cross multiply
    839,482.74x = 1,158,452.37 × 457,501.26
  4. Step 4: Simplify right side
    839,482.74x = 529,993,418,924.99
  5. Step 5: Solve for x
    x = 529,993,418,924.99/839,482.74
  6. Step 6: Final answer
    x = 631,333.31

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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.