Home / 776,274.84-1,071,259.02-432,103.29

Finding the Fourth Proportional to 776,274.84, 1,071,259.02 and 432,103.29

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Solution

The fourth proportional to 776,274.84, 1,071,259.02 and 432,103.29 is: 596,302.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,274.84 : 1,071,259.02 = 432,103.29 : x
  2. Step 2: Convert to fraction form
    776,274.84/1,071,259.02 = 432,103.29/x
  3. Step 3: Cross multiply
    776,274.84x = 1,071,259.02 × 432,103.29
  4. Step 4: Simplify right side
    776,274.84x = 462,894,546,984.18
  5. Step 5: Solve for x
    x = 462,894,546,984.18/776,274.84
  6. Step 6: Final answer
    x = 596,302.40

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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.