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Finding the Fourth Proportional to 671,368.32, 926,488.28 and 369,562.32

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Solution

The fourth proportional to 671,368.32, 926,488.28 and 369,562.32 is: 509,996.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,368.32 : 926,488.28 = 369,562.32 : x
  2. Step 2: Convert to fraction form
    671,368.32/926,488.28 = 369,562.32/x
  3. Step 3: Cross multiply
    671,368.32x = 926,488.28 × 369,562.32
  4. Step 4: Simplify right side
    671,368.32x = 342,395,156,361.80
  5. Step 5: Solve for x
    x = 342,395,156,361.80/671,368.32
  6. Step 6: Final answer
    x = 509,996.00

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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.