Home / 992,507.40-1,489,538.70-460,094.40

Finding the Fourth Proportional to 992,507.40, 1,489,538.70 and 460,094.40

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Solution

The fourth proportional to 992,507.40, 1,489,538.70 and 460,094.40 is: 690,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,507.40 : 1,489,538.70 = 460,094.40 : x
  2. Step 2: Convert to fraction form
    992,507.40/1,489,538.70 = 460,094.40/x
  3. Step 3: Cross multiply
    992,507.40x = 1,489,538.70 × 460,094.40
  4. Step 4: Simplify right side
    992,507.40x = 685,328,414,453.28
  5. Step 5: Solve for x
    x = 685,328,414,453.28/992,507.40
  6. Step 6: Final answer
    x = 690,502.07

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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.