Home / 974,253.40-1,460,688.90-442,029.40

Finding the Fourth Proportional to 974,253.40, 1,460,688.90 and 442,029.40

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Solution

The fourth proportional to 974,253.40, 1,460,688.90 and 442,029.40 is: 662,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,253.40 : 1,460,688.90 = 442,029.40 : x
  2. Step 2: Convert to fraction form
    974,253.40/1,460,688.90 = 442,029.40/x
  3. Step 3: Cross multiply
    974,253.40x = 1,460,688.90 × 442,029.40
  4. Step 4: Simplify right side
    974,253.40x = 645,667,438,053.66
  5. Step 5: Solve for x
    x = 645,667,438,053.66/974,253.40
  6. Step 6: Final answer
    x = 662,730.50

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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.