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Finding the Fourth Proportional to 534,478.06, 736,334.31 and 373,048.30

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Solution

The fourth proportional to 534,478.06, 736,334.31 and 373,048.30 is: 513,937.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,478.06 : 736,334.31 = 373,048.30 : x
  2. Step 2: Convert to fraction form
    534,478.06/736,334.31 = 373,048.30/x
  3. Step 3: Cross multiply
    534,478.06x = 736,334.31 × 373,048.30
  4. Step 4: Simplify right side
    534,478.06x = 274,688,262,577.17
  5. Step 5: Solve for x
    x = 274,688,262,577.17/534,478.06
  6. Step 6: Final answer
    x = 513,937.40

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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.