Home / 788,970.07-1,088,522.31-482,727.20

Finding the Fourth Proportional to 788,970.07, 1,088,522.31 and 482,727.20

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Solution

The fourth proportional to 788,970.07, 1,088,522.31 and 482,727.20 is: 666,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,970.07 : 1,088,522.31 = 482,727.20 : x
  2. Step 2: Convert to fraction form
    788,970.07/1,088,522.31 = 482,727.20/x
  3. Step 3: Cross multiply
    788,970.07x = 1,088,522.31 × 482,727.20
  4. Step 4: Simplify right side
    788,970.07x = 525,459,323,211.45
  5. Step 5: Solve for x
    x = 525,459,323,211.45/788,970.07
  6. Step 6: Final answer
    x = 666,006.66

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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.