Home / 562,739.10-776,549.34-308,041.08

Finding the Fourth Proportional to 562,739.10, 776,549.34 and 308,041.08

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Solution

The fourth proportional to 562,739.10, 776,549.34 and 308,041.08 is: 425,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,739.10 : 776,549.34 = 308,041.08 : x
  2. Step 2: Convert to fraction form
    562,739.10/776,549.34 = 308,041.08/x
  3. Step 3: Cross multiply
    562,739.10x = 776,549.34 × 308,041.08
  4. Step 4: Simplify right side
    562,739.10x = 239,209,097,366.89
  5. Step 5: Solve for x
    x = 239,209,097,366.89/562,739.10
  6. Step 6: Final answer
    x = 425,079.93

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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.