Home / 933,402.40-1,400,326.64-302,316.96

Finding the Fourth Proportional to 933,402.40, 1,400,326.64 and 302,316.96

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Solution

The fourth proportional to 933,402.40, 1,400,326.64 and 302,316.96 is: 453,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,402.40 : 1,400,326.64 = 302,316.96 : x
  2. Step 2: Convert to fraction form
    933,402.40/1,400,326.64 = 302,316.96/x
  3. Step 3: Cross multiply
    933,402.40x = 1,400,326.64 × 302,316.96
  4. Step 4: Simplify right side
    933,402.40x = 423,342,492,811.81
  5. Step 5: Solve for x
    x = 423,342,492,811.81/933,402.40
  6. Step 6: Final answer
    x = 453,547.68

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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.