Home / 750,427.77-1,125,354.51-371,218.17

Finding the Fourth Proportional to 750,427.77, 1,125,354.51 and 371,218.17

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Solution

The fourth proportional to 750,427.77, 1,125,354.51 and 371,218.17 is: 556,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,427.77 : 1,125,354.51 = 371,218.17 : x
  2. Step 2: Convert to fraction form
    750,427.77/1,125,354.51 = 371,218.17/x
  3. Step 3: Cross multiply
    750,427.77x = 1,125,354.51 × 371,218.17
  4. Step 4: Simplify right side
    750,427.77x = 417,752,041,803.45
  5. Step 5: Solve for x
    x = 417,752,041,803.45/750,427.77
  6. Step 6: Final answer
    x = 556,685.21

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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.