Home / 798,357.05-1,197,552.54-286,055.55

Finding the Fourth Proportional to 798,357.05, 1,197,552.54 and 286,055.55

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Solution

The fourth proportional to 798,357.05, 1,197,552.54 and 286,055.55 is: 429,089.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,357.05 : 1,197,552.54 = 286,055.55 : x
  2. Step 2: Convert to fraction form
    798,357.05/1,197,552.54 = 286,055.55/x
  3. Step 3: Cross multiply
    798,357.05x = 1,197,552.54 × 286,055.55
  4. Step 4: Simplify right side
    798,357.05x = 342,566,549,544.96
  5. Step 5: Solve for x
    x = 342,566,549,544.96/798,357.05
  6. Step 6: Final answer
    x = 429,089.40

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.