Home / 776,466.40-1,071,523.16-436,934.96

Finding the Fourth Proportional to 776,466.40, 1,071,523.16 and 436,934.96

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Solution

The fourth proportional to 776,466.40, 1,071,523.16 and 436,934.96 is: 602,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,466.40 : 1,071,523.16 = 436,934.96 : x
  2. Step 2: Convert to fraction form
    776,466.40/1,071,523.16 = 436,934.96/x
  3. Step 3: Cross multiply
    776,466.40x = 1,071,523.16 × 436,934.96
  4. Step 4: Simplify right side
    776,466.40x = 468,185,929,053.67
  5. Step 5: Solve for x
    x = 468,185,929,053.67/776,466.40
  6. Step 6: Final answer
    x = 602,969.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.