Home / 784,454.90-1,083,065.51-602,836.70

Finding the Fourth Proportional to 784,454.90, 1,083,065.51 and 602,836.70

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Solution

The fourth proportional to 784,454.90, 1,083,065.51 and 602,836.70 is: 832,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,454.90 : 1,083,065.51 = 602,836.70 : x
  2. Step 2: Convert to fraction form
    784,454.90/1,083,065.51 = 602,836.70/x
  3. Step 3: Cross multiply
    784,454.90x = 1,083,065.51 × 602,836.70
  4. Step 4: Simplify right side
    784,454.90x = 652,911,629,502.71
  5. Step 5: Solve for x
    x = 652,911,629,502.71/784,454.90
  6. Step 6: Final answer
    x = 832,312.52

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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.