Home / 760,576.40-1,049,265.96-458,602.64

Finding the Fourth Proportional to 760,576.40, 1,049,265.96 and 458,602.64

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Solution

The fourth proportional to 760,576.40, 1,049,265.96 and 458,602.64 is: 632,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,576.40 : 1,049,265.96 = 458,602.64 : x
  2. Step 2: Convert to fraction form
    760,576.40/1,049,265.96 = 458,602.64/x
  3. Step 3: Cross multiply
    760,576.40x = 1,049,265.96 × 458,602.64
  4. Step 4: Simplify right side
    760,576.40x = 481,196,139,318.13
  5. Step 5: Solve for x
    x = 481,196,139,318.13/760,576.40
  6. Step 6: Final answer
    x = 632,672.98

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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.