Home / 885,444.51-1,328,337.42-286,554.27

Finding the Fourth Proportional to 885,444.51, 1,328,337.42 and 286,554.27

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Solution

The fourth proportional to 885,444.51, 1,328,337.42 and 286,554.27 is: 429,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,444.51 : 1,328,337.42 = 286,554.27 : x
  2. Step 2: Convert to fraction form
    885,444.51/1,328,337.42 = 286,554.27/x
  3. Step 3: Cross multiply
    885,444.51x = 1,328,337.42 × 286,554.27
  4. Step 4: Simplify right side
    885,444.51x = 380,640,759,701.78
  5. Step 5: Solve for x
    x = 380,640,759,701.78/885,444.51
  6. Step 6: Final answer
    x = 429,886.63

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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.