Home / 702,223.20-1,053,334.80-432,566.10

Finding the Fourth Proportional to 702,223.20, 1,053,334.80 and 432,566.10

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Solution

The fourth proportional to 702,223.20, 1,053,334.80 and 432,566.10 is: 648,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,223.20 : 1,053,334.80 = 432,566.10 : x
  2. Step 2: Convert to fraction form
    702,223.20/1,053,334.80 = 432,566.10/x
  3. Step 3: Cross multiply
    702,223.20x = 1,053,334.80 × 432,566.10
  4. Step 4: Simplify right side
    702,223.20x = 455,636,926,430.28
  5. Step 5: Solve for x
    x = 455,636,926,430.28/702,223.20
  6. Step 6: Final answer
    x = 648,849.15

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1.5x scale

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.