Home / 967,729.32-1,335,404.16-537,998.40

Finding the Fourth Proportional to 967,729.32, 1,335,404.16 and 537,998.40

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Solution

The fourth proportional to 967,729.32, 1,335,404.16 and 537,998.40 is: 742,403.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,729.32 : 1,335,404.16 = 537,998.40 : x
  2. Step 2: Convert to fraction form
    967,729.32/1,335,404.16 = 537,998.40/x
  3. Step 3: Cross multiply
    967,729.32x = 1,335,404.16 × 537,998.40
  4. Step 4: Simplify right side
    967,729.32x = 718,445,301,433.34
  5. Step 5: Solve for x
    x = 718,445,301,433.34/967,729.32
  6. Step 6: Final answer
    x = 742,403.16

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1.5x scale

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.