Home / 912,700.04-1,366,247.49-574,155.56

Finding the Fourth Proportional to 912,700.04, 1,366,247.49 and 574,155.56

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Solution

The fourth proportional to 912,700.04, 1,366,247.49 and 574,155.56 is: 859,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,700.04 : 1,366,247.49 = 574,155.56 : x
  2. Step 2: Convert to fraction form
    912,700.04/1,366,247.49 = 574,155.56/x
  3. Step 3: Cross multiply
    912,700.04x = 1,366,247.49 × 574,155.56
  4. Step 4: Simplify right side
    912,700.04x = 784,438,585,888.31
  5. Step 5: Solve for x
    x = 784,438,585,888.31/912,700.04
  6. Step 6: Final answer
    x = 859,470.31

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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.