Home / 790,465.80-1,185,698.70-507,030.60

Finding the Fourth Proportional to 790,465.80, 1,185,698.70 and 507,030.60

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Solution

The fourth proportional to 790,465.80, 1,185,698.70 and 507,030.60 is: 760,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,465.80 : 1,185,698.70 = 507,030.60 : x
  2. Step 2: Convert to fraction form
    790,465.80/1,185,698.70 = 507,030.60/x
  3. Step 3: Cross multiply
    790,465.80x = 1,185,698.70 × 507,030.60
  4. Step 4: Simplify right side
    790,465.80x = 601,185,523,280.22
  5. Step 5: Solve for x
    x = 601,185,523,280.22/790,465.80
  6. Step 6: Final answer
    x = 760,545.90

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Double scale
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Similar ratio
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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.