Home / 818,937.24-1,229,280.65-464,643.24

Finding the Fourth Proportional to 818,937.24, 1,229,280.65 and 464,643.24

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Solution

The fourth proportional to 818,937.24, 1,229,280.65 and 464,643.24 is: 697,461.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,937.24 : 1,229,280.65 = 464,643.24 : x
  2. Step 2: Convert to fraction form
    818,937.24/1,229,280.65 = 464,643.24/x
  3. Step 3: Cross multiply
    818,937.24x = 1,229,280.65 × 464,643.24
  4. Step 4: Simplify right side
    818,937.24x = 571,176,944,085.31
  5. Step 5: Solve for x
    x = 571,176,944,085.31/818,937.24
  6. Step 6: Final answer
    x = 697,461.19

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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.