Home / 992,451.40-1,489,454.70-460,038.40

Finding the Fourth Proportional to 992,451.40, 1,489,454.70 and 460,038.40

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Solution

The fourth proportional to 992,451.40, 1,489,454.70 and 460,038.40 is: 690,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,451.40 : 1,489,454.70 = 460,038.40 : x
  2. Step 2: Convert to fraction form
    992,451.40/1,489,454.70 = 460,038.40/x
  3. Step 3: Cross multiply
    992,451.40x = 1,489,454.70 × 460,038.40
  4. Step 4: Simplify right side
    992,451.40x = 685,206,357,060.48
  5. Step 5: Solve for x
    x = 685,206,357,060.48/992,451.40
  6. Step 6: Final answer
    x = 690,418.05

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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.