Home / 910,041.66-1,255,847.61-502,160.69

Finding the Fourth Proportional to 910,041.66, 1,255,847.61 and 502,160.69

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Solution

The fourth proportional to 910,041.66, 1,255,847.61 and 502,160.69 is: 692,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,041.66 : 1,255,847.61 = 502,160.69 : x
  2. Step 2: Convert to fraction form
    910,041.66/1,255,847.61 = 502,160.69/x
  3. Step 3: Cross multiply
    910,041.66x = 1,255,847.61 × 502,160.69
  4. Step 4: Simplify right side
    910,041.66x = 630,637,293,582.41
  5. Step 5: Solve for x
    x = 630,637,293,582.41/910,041.66
  6. Step 6: Final answer
    x = 692,976.29

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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.