Home / 788,346.66-1,178,199.89-575,562.72

Finding the Fourth Proportional to 788,346.66, 1,178,199.89 and 575,562.72

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Solution

The fourth proportional to 788,346.66, 1,178,199.89 and 575,562.72 is: 860,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,346.66 : 1,178,199.89 = 575,562.72 : x
  2. Step 2: Convert to fraction form
    788,346.66/1,178,199.89 = 575,562.72/x
  3. Step 3: Cross multiply
    788,346.66x = 1,178,199.89 × 575,562.72
  4. Step 4: Simplify right side
    788,346.66x = 678,127,932,672.65
  5. Step 5: Solve for x
    x = 678,127,932,672.65/788,346.66
  6. Step 6: Final answer
    x = 860,190.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.