Home / 971,914.32-1,341,075.65-563,922.63

Finding the Fourth Proportional to 971,914.32, 1,341,075.65 and 563,922.63

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Solution

The fourth proportional to 971,914.32, 1,341,075.65 and 563,922.63 is: 778,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,914.32 : 1,341,075.65 = 563,922.63 : x
  2. Step 2: Convert to fraction form
    971,914.32/1,341,075.65 = 563,922.63/x
  3. Step 3: Cross multiply
    971,914.32x = 1,341,075.65 × 563,922.63
  4. Step 4: Simplify right side
    971,914.32x = 756,262,904,757.35
  5. Step 5: Solve for x
    x = 756,262,904,757.35/971,914.32
  6. Step 6: Final answer
    x = 778,116.85

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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.