Home / 939,737.77-1,296,839.01-510,018.04

Finding the Fourth Proportional to 939,737.77, 1,296,839.01 and 510,018.04

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Solution

The fourth proportional to 939,737.77, 1,296,839.01 and 510,018.04 is: 703,825.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,737.77 : 1,296,839.01 = 510,018.04 : x
  2. Step 2: Convert to fraction form
    939,737.77/1,296,839.01 = 510,018.04/x
  3. Step 3: Cross multiply
    939,737.77x = 1,296,839.01 × 510,018.04
  4. Step 4: Simplify right side
    939,737.77x = 661,411,290,075.74
  5. Step 5: Solve for x
    x = 661,411,290,075.74/939,737.77
  6. Step 6: Final answer
    x = 703,825.38

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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.