Home / 992,466.40-1,489,477.20-460,053.40

Finding the Fourth Proportional to 992,466.40, 1,489,477.20 and 460,053.40

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Solution

The fourth proportional to 992,466.40, 1,489,477.20 and 460,053.40 is: 690,440.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,466.40 : 1,489,477.20 = 460,053.40 : x
  2. Step 2: Convert to fraction form
    992,466.40/1,489,477.20 = 460,053.40/x
  3. Step 3: Cross multiply
    992,466.40x = 1,489,477.20 × 460,053.40
  4. Step 4: Simplify right side
    992,466.40x = 685,239,050,082.48
  5. Step 5: Solve for x
    x = 685,239,050,082.48/992,466.40
  6. Step 6: Final answer
    x = 690,440.55

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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.