Home / 898,735.51-1,345,487.06-471,257.65

Finding the Fourth Proportional to 898,735.51, 1,345,487.06 and 471,257.65

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Solution

The fourth proportional to 898,735.51, 1,345,487.06 and 471,257.65 is: 705,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,735.51 : 1,345,487.06 = 471,257.65 : x
  2. Step 2: Convert to fraction form
    898,735.51/1,345,487.06 = 471,257.65/x
  3. Step 3: Cross multiply
    898,735.51x = 1,345,487.06 × 471,257.65
  4. Step 4: Simplify right side
    898,735.51x = 634,071,070,210.19
  5. Step 5: Solve for x
    x = 634,071,070,210.19/898,735.51
  6. Step 6: Final answer
    x = 705,514.66

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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.