Home / 421,566.24-581,782.70-249,582.90

Finding the Fourth Proportional to 421,566.24, 581,782.70 and 249,582.90

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Solution

The fourth proportional to 421,566.24, 581,782.70 and 249,582.90 is: 344,437.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,566.24 : 581,782.70 = 249,582.90 : x
  2. Step 2: Convert to fraction form
    421,566.24/581,782.70 = 249,582.90/x
  3. Step 3: Cross multiply
    421,566.24x = 581,782.70 × 249,582.90
  4. Step 4: Simplify right side
    421,566.24x = 145,203,013,435.83
  5. Step 5: Solve for x
    x = 145,203,013,435.83/421,566.24
  6. Step 6: Final answer
    x = 344,437.01

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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.