Home / 916,518.47-1,374,599.70-460,988.24

Finding the Fourth Proportional to 916,518.47, 1,374,599.70 and 460,988.24

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Solution

The fourth proportional to 916,518.47, 1,374,599.70 and 460,988.24 is: 691,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,518.47 : 1,374,599.70 = 460,988.24 : x
  2. Step 2: Convert to fraction form
    916,518.47/1,374,599.70 = 460,988.24/x
  3. Step 3: Cross multiply
    916,518.47x = 1,374,599.70 × 460,988.24
  4. Step 4: Simplify right side
    916,518.47x = 633,674,289,534.53
  5. Step 5: Solve for x
    x = 633,674,289,534.53/916,518.47
  6. Step 6: Final answer
    x = 691,392.82

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1.5x scale

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.