Home / 889,259.84-1,226,061.60-707,543.36

Finding the Fourth Proportional to 889,259.84, 1,226,061.60 and 707,543.36

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Solution

The fourth proportional to 889,259.84, 1,226,061.60 and 707,543.36 is: 975,521.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,259.84 : 1,226,061.60 = 707,543.36 : x
  2. Step 2: Convert to fraction form
    889,259.84/1,226,061.60 = 707,543.36/x
  3. Step 3: Cross multiply
    889,259.84x = 1,226,061.60 × 707,543.36
  4. Step 4: Simplify right side
    889,259.84x = 867,491,744,030.98
  5. Step 5: Solve for x
    x = 867,491,744,030.98/889,259.84
  6. Step 6: Final answer
    x = 975,521.11

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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.