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Finding the Fourth Proportional to 562,566.90, 776,452.99 and 426,363.28

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Solution

The fourth proportional to 562,566.90, 776,452.99 and 426,363.28 is: 588,465.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,566.90 : 776,452.99 = 426,363.28 : x
  2. Step 2: Convert to fraction form
    562,566.90/776,452.99 = 426,363.28/x
  3. Step 3: Cross multiply
    562,566.90x = 776,452.99 × 426,363.28
  4. Step 4: Simplify right side
    562,566.90x = 331,051,041,374.60
  5. Step 5: Solve for x
    x = 331,051,041,374.60/562,566.90
  6. Step 6: Final answer
    x = 588,465.19

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1.5x scale

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.