Home / 788,973.08-1,088,526.45-482,730.20

Finding the Fourth Proportional to 788,973.08, 1,088,526.45 and 482,730.20

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Solution

The fourth proportional to 788,973.08, 1,088,526.45 and 482,730.20 is: 666,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,973.08 : 1,088,526.45 = 482,730.20 : x
  2. Step 2: Convert to fraction form
    788,973.08/1,088,526.45 = 482,730.20/x
  3. Step 3: Cross multiply
    788,973.08x = 1,088,526.45 × 482,730.20
  4. Step 4: Simplify right side
    788,973.08x = 525,464,585,471.16
  5. Step 5: Solve for x
    x = 525,464,585,471.16/788,973.08
  6. Step 6: Final answer
    x = 666,010.80

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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.