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Finding the Fourth Proportional to 562,250.88, 775,444.32 and 401,054.40

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Solution

The fourth proportional to 562,250.88, 775,444.32 and 401,054.40 is: 553,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,250.88 : 775,444.32 = 401,054.40 : x
  2. Step 2: Convert to fraction form
    562,250.88/775,444.32 = 401,054.40/x
  3. Step 3: Cross multiply
    562,250.88x = 775,444.32 × 401,054.40
  4. Step 4: Simplify right side
    562,250.88x = 310,995,356,491.01
  5. Step 5: Solve for x
    x = 310,995,356,491.01/562,250.88
  6. Step 6: Final answer
    x = 553,125.60

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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.