Home / 736,036.55-1,103,400.48-286,653.59

Finding the Fourth Proportional to 736,036.55, 1,103,400.48 and 286,653.59

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Solution

The fourth proportional to 736,036.55, 1,103,400.48 and 286,653.59 is: 429,725.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,036.55 : 1,103,400.48 = 286,653.59 : x
  2. Step 2: Convert to fraction form
    736,036.55/1,103,400.48 = 286,653.59/x
  3. Step 3: Cross multiply
    736,036.55x = 1,103,400.48 × 286,653.59
  4. Step 4: Simplify right side
    736,036.55x = 316,293,708,799.72
  5. Step 5: Solve for x
    x = 316,293,708,799.72/736,036.55
  6. Step 6: Final answer
    x = 429,725.55

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Double scale
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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.