Home / 788,802.41-1,090,386.17-703,605.76

Finding the Fourth Proportional to 788,802.41, 1,090,386.17 and 703,605.76

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Solution

The fourth proportional to 788,802.41, 1,090,386.17 and 703,605.76 is: 972,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,802.41 : 1,090,386.17 = 703,605.76 : x
  2. Step 2: Convert to fraction form
    788,802.41/1,090,386.17 = 703,605.76/x
  3. Step 3: Cross multiply
    788,802.41x = 1,090,386.17 × 703,605.76
  4. Step 4: Simplify right side
    788,802.41x = 767,201,989,836.34
  5. Step 5: Solve for x
    x = 767,201,989,836.34/788,802.41
  6. Step 6: Final answer
    x = 972,616.18

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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.