Home / 774,649.66-1,069,017.15-435,118.18

Finding the Fourth Proportional to 774,649.66, 1,069,017.15 and 435,118.18

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Solution

The fourth proportional to 774,649.66, 1,069,017.15 and 435,118.18 is: 600,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,649.66 : 1,069,017.15 = 435,118.18 : x
  2. Step 2: Convert to fraction form
    774,649.66/1,069,017.15 = 435,118.18/x
  3. Step 3: Cross multiply
    774,649.66x = 1,069,017.15 × 435,118.18
  4. Step 4: Simplify right side
    774,649.66x = 465,148,796,696.79
  5. Step 5: Solve for x
    x = 465,148,796,696.79/774,649.66
  6. Step 6: Final answer
    x = 600,463.44

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Double scale
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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.