Home / 1,045,074.56-1,567,597.79-286,915.16

Finding the Fourth Proportional to 1,045,074.56, 1,567,597.79 and 286,915.16

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Solution

The fourth proportional to 1,045,074.56, 1,567,597.79 and 286,915.16 is: 430,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,074.56 : 1,567,597.79 = 286,915.16 : x
  2. Step 2: Convert to fraction form
    1,045,074.56/1,567,597.79 = 286,915.16/x
  3. Step 3: Cross multiply
    1,045,074.56x = 1,567,597.79 × 286,915.16
  4. Step 4: Simplify right side
    1,045,074.56x = 449,767,575,369.78
  5. Step 5: Solve for x
    x = 449,767,575,369.78/1,045,074.56
  6. Step 6: Final answer
    x = 430,368.89

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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.