Home / 943,763.86-1,415,312.27-304,041.79

Finding the Fourth Proportional to 943,763.86, 1,415,312.27 and 304,041.79

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Solution

The fourth proportional to 943,763.86, 1,415,312.27 and 304,041.79 is: 455,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,763.86 : 1,415,312.27 = 304,041.79 : x
  2. Step 2: Convert to fraction form
    943,763.86/1,415,312.27 = 304,041.79/x
  3. Step 3: Cross multiply
    943,763.86x = 1,415,312.27 × 304,041.79
  4. Step 4: Simplify right side
    943,763.86x = 430,314,075,979.76
  5. Step 5: Solve for x
    x = 430,314,075,979.76/943,763.86
  6. Step 6: Final answer
    x = 455,955.24

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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.