Home / 977,487.60-1,466,304.30-346,319.40

Finding the Fourth Proportional to 977,487.60, 1,466,304.30 and 346,319.40

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Solution

The fourth proportional to 977,487.60, 1,466,304.30 and 346,319.40 is: 519,504.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,487.60 : 1,466,304.30 = 346,319.40 : x
  2. Step 2: Convert to fraction form
    977,487.60/1,466,304.30 = 346,319.40/x
  3. Step 3: Cross multiply
    977,487.60x = 1,466,304.30 × 346,319.40
  4. Step 4: Simplify right side
    977,487.60x = 507,809,625,393.42
  5. Step 5: Solve for x
    x = 507,809,625,393.42/977,487.60
  6. Step 6: Final answer
    x = 519,504.93

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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.