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Finding the Fourth Proportional to 651,901.80, 977,852.70 and 552,502.65

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Solution

The fourth proportional to 651,901.80, 977,852.70 and 552,502.65 is: 828,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,901.80 : 977,852.70 = 552,502.65 : x
  2. Step 2: Convert to fraction form
    651,901.80/977,852.70 = 552,502.65/x
  3. Step 3: Cross multiply
    651,901.80x = 977,852.70 × 552,502.65
  4. Step 4: Simplify right side
    651,901.80x = 540,266,208,059.66
  5. Step 5: Solve for x
    x = 540,266,208,059.66/651,901.80
  6. Step 6: Final answer
    x = 828,753.98

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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.