Home / 926,030.24-1,389,030.96-294,938.72

Finding the Fourth Proportional to 926,030.24, 1,389,030.96 and 294,938.72

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Solution

The fourth proportional to 926,030.24, 1,389,030.96 and 294,938.72 is: 442,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,030.24 : 1,389,030.96 = 294,938.72 : x
  2. Step 2: Convert to fraction form
    926,030.24/1,389,030.96 = 294,938.72/x
  3. Step 3: Cross multiply
    926,030.24x = 1,389,030.96 × 294,938.72
  4. Step 4: Simplify right side
    926,030.24x = 409,679,013,382.77
  5. Step 5: Solve for x
    x = 409,679,013,382.77/926,030.24
  6. Step 6: Final answer
    x = 442,403.49

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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.