Home / 914,503.17-1,262,014.16-506,631.50

Finding the Fourth Proportional to 914,503.17, 1,262,014.16 and 506,631.50

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Solution

The fourth proportional to 914,503.17, 1,262,014.16 and 506,631.50 is: 699,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,503.17 : 1,262,014.16 = 506,631.50 : x
  2. Step 2: Convert to fraction form
    914,503.17/1,262,014.16 = 506,631.50/x
  3. Step 3: Cross multiply
    914,503.17x = 1,262,014.16 × 506,631.50
  4. Step 4: Simplify right side
    914,503.17x = 639,376,118,058.81
  5. Step 5: Solve for x
    x = 639,376,118,058.81/914,503.17
  6. Step 6: Final answer
    x = 699,151.34

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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.