Home / 760,888.95-1,141,753.47-424,119.16

Finding the Fourth Proportional to 760,888.95, 1,141,753.47 and 424,119.16

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Solution

The fourth proportional to 760,888.95, 1,141,753.47 and 424,119.16 is: 636,412.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,888.95 : 1,141,753.47 = 424,119.16 : x
  2. Step 2: Convert to fraction form
    760,888.95/1,141,753.47 = 424,119.16/x
  3. Step 3: Cross multiply
    760,888.95x = 1,141,753.47 × 424,119.16
  4. Step 4: Simplify right side
    760,888.95x = 484,239,522,623.49
  5. Step 5: Solve for x
    x = 484,239,522,623.49/760,888.95
  6. Step 6: Final answer
    x = 636,412.87

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.