Home / 839,346.48-1,158,297.24-457,373.16

Finding the Fourth Proportional to 839,346.48, 1,158,297.24 and 457,373.16

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Solution

The fourth proportional to 839,346.48, 1,158,297.24 and 457,373.16 is: 631,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,346.48 : 1,158,297.24 = 457,373.16 : x
  2. Step 2: Convert to fraction form
    839,346.48/1,158,297.24 = 457,373.16/x
  3. Step 3: Cross multiply
    839,346.48x = 1,158,297.24 × 457,373.16
  4. Step 4: Simplify right side
    839,346.48x = 529,774,068,878.08
  5. Step 5: Solve for x
    x = 529,774,068,878.08/839,346.48
  6. Step 6: Final answer
    x = 631,174.47

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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.