Home / 713,541.96-1,070,176.80-358,457.40

Finding the Fourth Proportional to 713,541.96, 1,070,176.80 and 358,457.40

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Solution

The fourth proportional to 713,541.96, 1,070,176.80 and 358,457.40 is: 537,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,541.96 : 1,070,176.80 = 358,457.40 : x
  2. Step 2: Convert to fraction form
    713,541.96/1,070,176.80 = 358,457.40/x
  3. Step 3: Cross multiply
    713,541.96x = 1,070,176.80 × 358,457.40
  4. Step 4: Simplify right side
    713,541.96x = 383,612,793,268.32
  5. Step 5: Solve for x
    x = 383,612,793,268.32/713,541.96
  6. Step 6: Final answer
    x = 537,617.71

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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.