Home / 558,281.84-770,180.26-372,055.16

Finding the Fourth Proportional to 558,281.84, 770,180.26 and 372,055.16

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Solution

The fourth proportional to 558,281.84, 770,180.26 and 372,055.16 is: 513,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,281.84 : 770,180.26 = 372,055.16 : x
  2. Step 2: Convert to fraction form
    558,281.84/770,180.26 = 372,055.16/x
  3. Step 3: Cross multiply
    558,281.84x = 770,180.26 × 372,055.16
  4. Step 4: Simplify right side
    558,281.84x = 286,549,539,863.14
  5. Step 5: Solve for x
    x = 286,549,539,863.14/558,281.84
  6. Step 6: Final answer
    x = 513,270.39

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Double scale
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Similar ratio
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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.